Video Doorbell B102
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Wireless Video Doorbell - B108
Wireless Video Doorbell - B108 $948.85
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7” TFT Screen Monitor & FHD Camera Video doorbell System B104
Video doorbell B104 $373.60

Video Doorbell B102

$851.75

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Video Doorbell B102

*Installing the smart video doorbell B102 using only one pair of wires.

* Answer calls and unlock your door from your smartphone or other mobile devices

* Easily identify visitors on the large 7″ screen

* Store calls with no added fees using onboard memory

* Adding a microSD card to the on-site monitor increases call storage

* Watch recorded calls from the on-site master

Use Cases:

The video doorbell B102 is a versatile security solution that can be used in a range of applications, including:

1. Private Residences: The intercom provides secure access control and entry monitoring for private residences, ensuring that only authorized persons gain access.

2. Commercial Properties: The video doorbell B102 intercom system is an ideal security solution for commercial properties such as offices, warehouses, and factories that require strict access control measures.

3. Retail Stores: The video doorbell B102 intercom can be used to control access to retail stores and prevent theft and unauthorized entry.

4. Gated Communities: The B102 video doorbell system is a valuable tool for gated communities that need enhanced security measures to protect their residents.

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Description

Video Doorbell B102

The video doorbell B102 comes with a 7” LCD touch screen monitor, keypad, and RFID card reader system.

The B102 is a cutting-edge security solution that provides enhanced access control and security measures for commercial and residential properties. It is a product of the latest technology and cutting-edge innovation, designed to ensure the security of your entry points and provide convenient access control for authorized personnel.

Features:

The video doorbell B102 is a versatile security solution with a range of features designed to deliver outstanding performance and protection against unauthorized access. Some of the standout features of the Gate Intercom with Keypad include:

1. HD Camera: The intercom comes with a high-definition camera that provides clear and crisp images of the visitors at your gate or entry points, enabling you to identify them easily.

2. LCD Display: The device features a large LCD screen that displays the camera feed, making it easier to monitor the activity at the entrance.

3. Keypad: The video doorbell B102 intercom has a keypad that offers a secure and convenient way to control access to your property. The keypad can be programmed to allow entry for authorized personnel by inputting a passcode.

4. Two-Way Audio: The B102 intercom system offers two-way audio communication that allows you to communicate with visitors or authorized personnel before granting access to your property.

5. Remote Access: The intercom system B102 can be controlled remotely using a mobile app or web portal, providing you with access to the device from anywhere.

6. Weatherproof: The video doorbell B102 is designed to withstand harsh weather conditions, making it an ideal solution for both indoor and outdoor use.

Benefits:

The Video Doorbell Intercom B102 provides numerous benefits that make it an attractive security solution for residential and commercial properties. Some of the benefits of the intercom include:

1. Enhanced Security: The intercom provides enhanced security measures that make it difficult for unauthorized personnel to gain access to your property.

2. Convenience: The intercom offers a convenient way to control access to your property, allowing you to grant entry to authorized personnel remotely.

3. Affordability: The intercom is an affordable security solution that provides excellent value for money, making it an ideal choice for property owners looking for cost-effective security measures.

4. Easy Installation: The intercom is easy to install and requires minimal installation time and effort.

5. Increased Property Value: The intercom is a valuable asset that can increase the value of your property, making it a worthwhile investment.

Conclusion:

The Gate Monitor Video Intercom B102 with keypad is a cutting-edge security solution that provides enhanced access control and security measures for residential and commercial properties. With a range of features and benefits, the intercom is an attractive security solution for property owners looking for cost-effective and efficient access control measures.

Whether you’re looking to secure your private residence, commercial property, or gated community, the video doorbell B102 intercom with keypad is an ideal choice for you.

Video doorbell B102 gate intercom with keypad for the combination of exclusive design with innovative analog-IP technology in the field of door communication. Our products are made from precious metals and manufactured in China according to the highest quality standards. The design is pure, straightforward, and smooth.

Due to the consistent development and application of analog-IP door phone technology. Bcom products are top-notch in the industry. In terms of quality, speed of push notification messages, voice, and video, the gate intercom with keypad is the leader when it comes to innovative technology and design. Connection for existing doors, garage openers, and existing door release buttons is are unique feature.

Product Advantages:

1. Answer calls and unlock your door from your smartphone or other mobile devices

2. Easily identify visitors on the large 7″ screen

3. Store calls with no added fees using onboard memory

4. Adding a microSD card to the on-site monitor increases call storage

5. Watch recorded calls from the on-site master

6. User-defined ringtone selected from microSD card

System Diagram:

-Only one pair of wires is needed between the monitor and the camera.

-Indoor monitor connected to router by 2.4G WiFi or CAT5/CAT6 network cable.

-CCTV camera input with CVBS, AHD auto adaptation.

WiFi Interphone

Waterproof Performance

All Monitor Video Intercom B102 has a keypad door station with an IP65 waterproof rating, PCBA with double-layer waterproof painting, silicon rubber covers for the keypad and call button, and a rain cover as a standard accessory.

Two Way Intercom Door bell

Additional information
Weight 2 kg
Dimensions 29 × 12 × 19 cm
Shipping & Delivery

Shipping & Delivery

We will process your online order and ship it to you immediately via Canada Post.

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* Color video doorbell intercom system (Audio and Video) * Night vision light system * Connect monitor to WIFI and control the doorbell system with smartphone worldwide Video Doorbell Intercom B101 System The Video Doorbell Intercom B101 is a 7-inch indoor monitor with a touch button and an outdoor station with a password and RFID card to access the function. The whole acrylic panel makes the indoor monitor full of design. The IP65 waterproof outdoor station can be unlocked by swiping your card, password, and Tuya app, so you don't have to worry about forgetting to bring the key. Motion detection function can protect your house's safety, when someone passes by the outdoor station, an indoor monitor with an SD card can take a picture or record a video for you to check if it is in front of your home. For the WiFi intercom system, you can set the ringtone volume for different periods.
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Gate adjustable hinges

*Steel material *Heavy-duty hinge *5-1/2” Length (Total 7-1/2”) x 4-1/2” Width *Bolt thickness: 3⁄4” Gate adjustable hinges are a type of hinge designed to allow for precise adjustments to a gate's position and alignment even after it has been installed. Unlike traditional fixed hinges, which offer little to no post-installation flexibility, adjustable hinges provide the ability to fine-tune the gate's fit. This feature is particularly beneficial for gates that may sag over time due to their weight, ground settling, or weather changes.   Why are Adjustable Hinges Important? Adjustable hinges solve common problems associated with gate installation and long-term use. Without them, realigning a sagging or misaligned gate often requires removing the gate, cutting, re-welding, and repainting the hinges, which is a time-consuming and labor-intensive process. With adjustable hinges, these adjustments can typically be made with simple tools like an Allen key or an adjustable wrench.   Key Features and Adjustments Adjustable hinges offer various levels of adjustment, which can include:
  • In/Out Adjustment: This is the most common adjustment, allowing the gate to be moved closer to or further away from the post. This helps eliminate gaps or prevent the gate from rubbing against the frame.
  • Up/Down Adjustment: This allows for vertical alignment, which is crucial for ensuring the gate clears the ground and for aligning the gate's lock with its strike plate, especially for double swing gates.
  • Left/Right Adjustment: Some advanced models offer lateral adjustment, providing ultimate flexibility in positioning the gate along its width. This can also help in adjusting the gate's tilt.
Many models also feature locking mechanisms, such as serrated washers or set screws, to ensure that once the adjustment is made, the gate remains securely in place.   Types of Adjustable Hinges Adjustable hinges come in various forms, often incorporating the adjustability into existing hinge designs:
  • Adjustable Eye Bolts: These are threaded components that allow vertical and horizontal adjustment, typically used with hook-on plates or gate pins.
  • Adjustable Band and Gudgeon Hinges: Similar to traditional band and gudgeon hinges, but with a threaded bolt and nuts for adjustment.
  • Weld-on Adjustable Hinges: Designed to be welded directly to metal gates and posts, offering strong support and adjustability.
  • Bolt-on Adjustable Hinges: These are bolted to the gate and post, making them suitable for various gate materials.
  • Barrel Hinges (Adjustable): Often featuring a set screw for up/down adjustments, suitable for heavier loads and offering a robust design.
  • Adjustable Self-Closing Hinges: Some adjustable hinges also incorporate a self-closing mechanism, which is ideal for security gates or areas where the gate needs to close automatically.
Advantages of Using Adjustable Hinges
  • Ease of Installation and Adjustment: They simplify the initial installation process by allowing for fine-tuning without needing to perfectly align everything from the start. Subsequent adjustments due to settling or wear are also quick and easy.
  • Longevity: By maintaining proper alignment, adjustable hinges reduce wear and tear on both the gate and the hinges themselves, extending their lifespan.
  • Enhanced Security: Proper alignment minimizes gaps around the gate, making it harder for unauthorized entry.
  • Versatility: They are available in various sizes and load capacities, suitable for everything from lightweight garden gates to heavy-duty industrial gates.
  • Reduced Maintenance Costs: The ability to easily adjust the gate's position can significantly reduce the need for costly repairs or re-installations.
  • Improved Aesthetics: Ensures the gate maintains a straight and professional appearance, avoiding unsightly sagging or misalignment.
  Materials and Finishes Adjustable hinges are manufactured from durable materials to withstand outdoor conditions and heavy use. Common materials include:
  • Steel: Strong and ideal for heavy-duty gates, often galvanized or treated to prevent rust.
  • Stainless Steel: Offers excellent corrosion resistance, making it perfect for outdoor and high-moisture environments.
  • Zinc-plated Steel: Provides a good balance of durability, cost-effectiveness, and rust protection.
  • Brass: Less strong than steel but used for decorative purposes due to its aesthetic appeal.
Finishes often include black powder-coating for a sleek look and added protection, or galvanization for superior corrosion resistance, especially in industrial or harsh weather conditions.
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An Exit Wand Car Detector, also known as a magnetometer or vehicle sensor, works by sensing changes in the Earth's magnetic field caused by the movement of metal objects, specifically vehicles.
Here's a more detailed breakdown of how it operates:
  1. Magnetometer: The core of an exit wand is a magnetometer. This device is highly sensitive to variations in magnetic fields.
  2. Earth's Magnetic Field: The Earth naturally has a magnetic field surrounding it.
  3. Vehicle Movement: When a large mass of ferrous metal, like a car, truck, or even a heavy piece of metal equipment, moves through this magnetic field, it creates a disturbance or distortion in the field. Think of it like a boat creating waves as it moves through water.
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  5. Signal to Gate Opener: Once the changes are detected and exceed a certain threshold (which is often adjustable for sensitivity), the exit wand sends a signal to the gate opener's control board.
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Key Characteristics and Considerations:
  • Motion-Activated: A crucial point is that exit wands primarily detect moving metal. If a car is stopped directly over the wand, it may lose detection.
  • Buried Installation: Exit wands are typically buried underground, often alongside the driveway, making them discreet and protected from weather and accidental damage.
  • Sensitivity Adjustment: Most exit wands have an adjustable sensitivity. This allows you to fine-tune how easily it triggers, helping to prevent false alarms from smaller metal objects like bicycles or lawnmowers, or to ensure it detects vehicles at a desired range.
  • Wiring: Wired exit wands have a cable that connects the wand to the gate opener's control box. Wireless versions transmit the signal wirelessly to a receiver connected to the gate opener.
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A fingerprint access control system is a security system that uses an individual's unique fingerprint to grant or deny access to a physical space (like a building or a room) or a digital system. It's a type of biometric access control, which relies on distinct biological traits for identification. How it Works The process generally involves two main steps:
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  • Verification: When someone tries to gain access, they place their finger on the scanner again. The system captures a new image, converts it into a template, and then compares it to the stored template in the database. If there's a match, access is granted; otherwise, it's denied. This entire process is typically very fast.
Components A typical fingerprint access control system includes:
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  • Communication Network: To transmit the captured data to the database.
  • Database: Where the digital fingerprint templates are stored.
  • Management Software: For administering users, permissions, and logging access events.
  • Electronic Door Locks: Locks that are controlled by the system, opening when access is granted.
  • Power Supply: To power all the system components.
Advantages Fingerprint access control systems offer several benefits:
  • Enhanced Security: Fingerprints are unique to each individual and are extremely difficult to replicate or steal, making them more secure than traditional keys, cards, or PINs.
  • Convenience: Users don't need to carry keys or remember codes, as their fingerprint is always with them.
  • Improved Accountability: Every access event is tied to a specific individual, creating clear and accurate audit trails.
  • Reduced Risk of Lost/Stolen Credentials: There are no physical keys or cards to be lost, stolen, or shared.
  • Cost-Effective in the Long Run: While there might be an initial investment, it can save money by eliminating the need for replacing lost cards or rekeying locks.
Disadvantages Despite the advantages, there are some drawbacks:
  • Physical Contact Required: Most fingerprint scanners require direct contact, which can be a hygiene concern and may not work if fingers are dirty, wet, or injured.
  • Potential for Recognition Issues: Scars, calluses, or even minor cuts can sometimes make it difficult for the system to recognize a fingerprint, leading to false rejections.
  • Enrollment Time: Registering each user's fingerprint can be time-consuming in large organizations.
  • Spoofing Concerns: While difficult, advanced techniques could potentially "spoof" a fingerprint. Modern systems often include "liveness detection" to counter this.
  • Not Ideal for Visitors: It's not practical to enroll temporary visitors for short-term access.
Types of Fingerprint Scanners There are different technologies used in fingerprint access control system scanners:
  • Optical Scanners: Capture a visual image of the fingerprint using light.
  • Capacitive Scanners: Use electrical current to create an image of the fingerprint's ridges and valleys.
  • Ultrasonic Scanners: Use sound waves to create a 3D map of the fingerprint.
  • Thermal Scanners: Detect temperature differences between the ridges and valleys.
  • Touchless Fingerprint Readers: Some newer systems allow for contactless scanning, often using 3D imaging of multiple fingers.
Fingerprint access control is commonly used in various settings requiring high security, such as research labs, data centers, governmental buildings, and commercial offices.
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-Rain Shield Cover included *Backlight *433 MHz The ALEKO LM172 is a wireless keypad access control system primarily designed for use with ALEKO brand swing and sliding gate openers. It provides a secure and convenient way to control access to a property by requiring users to enter a programmable 6-digit code.   Key Features & Specifications
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  • Frequency: It uses a 433.92 MHz frequency for communication with compatible gate openers.
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  • Durability: Features a rugged metal construction designed to withstand various weather conditions. Some listings mention heavy-duty iron construction.
  • Visibility: Equipped with backlit keys for easy use in low-light conditions.
  • Compact Design: Has a relatively compact profile (approx. 3.5"L x 3.25"W x 1"D or 4" x 3" x 3").
  • Range: Offers a typical operating range of up to 32 feet (10 meters) from the gate opener's receiver. It's recommended to install it within 5 meters (16 feet) of the control box on the same side of the driveway to avoid interference.
  • Installation: Designed for easy installation, typically mounted with screws. It can be buried in the ground or fixed on the ground with a compatible mounting post.
Compatibility The LM172 is largely compatible with:
  • ALEKO Swing Gate Openers: AS/GG Series (e.g., AS450, AS600, AS650, AS900, AS1200, AS1300, AS1700 models).
  • ALEKO Sliding Gate Openers: AR/AC Series (e.g., AR900, AR1300, AR1800, AR2200, AR2700, AR5700, AC1300, AC1800, AC2200, AC2700, AC5700 models).
  • LockMaster Gate Openers: LM901 and LM902 Swing Gate Openers.
  • DSC DSR SCG/SFG (H model only) Sliding Gate Openers: Purchased after July 2011.
It's crucial to verify compatibility with your specific gate opener model, especially if you have older or non-ALEKO models.   Programming Programming the LM172 generally involves a "Learn Mode" feature on the gate opener's control board. The process typically includes:
  1. Powering on the control board and ensuring it's in standby mode.
  2. Pressing a "LEARN" button on the control board.
  3. Pressing the "OK" button on the LM172 keypad to link it with the gate opener.
  4. Once successfully learned, the control board's LED will indicate confirmation.
To operate the gate, you usually press a "PIN" button on the keypad, enter the 6-digit entry code (the factory default is often "888888"), and then press "OK". The code can be changed by following specific steps outlined in the user manual. Each button press during programming must typically be completed within 1 second.
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An exit loop detector is a system designed to automatically open gates or barriers for vehicles leaving a secured area. It works primarily on the principle of electromagnetic induction and is a common component in automated access control systems for driveways, parking lots, and commercial properties.
Here's how it generally works:
  • Inductive Loop: A wire loop, usually rectangular, is buried beneath the surface of the driveway or exit lane. This loop is connected to a loop detector unit.
  • Electromagnetic Field: The loop detector sends an alternating current through the wire loop, creating a continuous electromagnetic field around it.
  • Vehicle Detection: When a vehicle (which contains a significant amount of metal) drives over or within the range of this electromagnetic field, it disrupts the field. This disruption causes a change in the loop's inductance.
  • Signal to Gate Operator: The loop detector senses this change in inductance and sends a signal to the gate or barrier's control system.
  • Automatic Opening: Upon receiving the signal, the gate operator is triggered to open, allowing the vehicle to exit without requiring a remote control, keypad, or manual intervention.
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Key selector
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Key selector

A gate opener key selector is a device that allows you to manually open and close an automatic gate using a physical key, providing an alternative access method in case of power outages or remote control malfunctions.  It essentially disengages the automated system, allowing for manual operation of the gate.  A gate opener key selector is a device used to control the operation of an automated gate (or door, garage door, barrier, etc.) using a physical key. It's essentially a key-operated switch that allows authorized users to open, close, or set the operating mode of the gate.
Here's a breakdown of its function and characteristics:
  • Purpose: The primary purpose of a key selector is to provide a secure and convenient way to operate an automatic gate, especially in situations where remote controls, keypads, or other access methods might not be practical or desired (e.g., for maintenance personnel, or as a backup).
  • Mechanism: It typically consists of a sturdy, often metal, housing that is mounted on a wall, column, or recessed into a wall. Inside, there's a key cylinder that, when turned, activates a microswitch or set of contacts. These contacts then send a signal to the gate opener's control unit, telling it to perform a specific action (open, close, or a specific operating mode).
  • Security: Key selectors are designed to be robust and weather-resistant, often with vandal-proof features. The use of a physical key adds a layer of security, as only individuals with the correct key can operate the gate.
  • Types and Features:
    • Key-operated switches: The most common type, where inserting and turning a key triggers the gate's action.
    • Universal or European cylinder locks: Different types of key cylinders can be used for varying levels of security and compatibility.
    • Single or multiple microswitches: Some selectors have one switch for a simple open/close function, while others have multiple switches to allow for more complex operations (e.g., partial opening, full opening, lock, exit only, automatic mode).
    • Wall-mounted or flush-mounted: They can be installed on the surface of a wall or column, or recessed for a more discreet look.
    • Material: Often made from durable materials like aluminum or die-cast metal to withstand outdoor conditions and potential impact.
  • Integration: Key selectors are accessories that integrate with the overall automated gate system, complementing other access control methods like remote controls, keypads, transponder readers, or even smartphone apps.
In essence, a gate opener key selector provides a reliable, key-based method for controlling an automated gate, ensuring secure and flexible access.
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RFID Tag Access Control
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RFID Tag Access Control

RFID Tag Access Control is a system that uses Radio Frequency Identification (RFID) technology to manage and control access to physical spaces or logical systems. It allows only authorized individuals or items to enter secure areas by wirelessly reading data stored on RFID tags. Think of it as a modern, electronic key system where your "key" is an RFID tag (like a card or key fob) and the "lock" is an RFID reader.   How it Works ⚙️ The fundamental principle is straightforward:
  1. RFID Tag/Credential: Each authorized individual or item is assigned an RFID tag. This tag contains a microchip that stores a unique identification code and an antenna.
  2. RFID Reader: A reader (also called an interrogator) is installed at the access point (e.g., a door, gate, or turnstile). The reader emits radio waves.
  3. Communication: When an RFID tag comes within range of the reader's radio waves, the tag's antenna captures energy from the reader's signal (for passive tags) or uses its own power source (for active tags) to activate its microchip. The tag then transmits its unique data back to the reader.
  4. Data Processing: The reader decodes the information from the tag and sends it to a central access control software or system.
  5. Authentication and Decision: The software compares the tag's unique ID with a database of authorized users and their assigned permissions. If the ID is valid and the user has permission to access that specific area at that time, the system sends a signal to unlock the door, open the gate, or grant access. If not, access is denied.
  6. Logging: The system typically logs every access attempt (both granted and denied), providing an audit trail for security monitoring and compliance.
Key Components 🧩 An RFID access control system typically consists of:
  • RFID Tag Access Controls/Credentials: These are the physical devices carried by users. They come in various forms, such as:
    • Cards: Similar to credit cards, commonly used for employee badges or hotel key cards.
    • Key Fobs: Small, convenient devices attached to keychains.
    • Wristbands: Often used in recreational facilities or for events.
    • Stickers/Labels: Can be affixed to items or vehicles.
    • Mobile Credentials: Increasingly, smartphones can act as RFID tags through NFC (Near Field Communication), a subset of HF RFID.
  • RFID Readers: Devices that emit radio waves to energize and read data from RFID tags. They can be fixed (at entry points) or mobile (handheld scanners).
  • Antennas: Integral to the reader (or external), they transmit and receive radio signals to and from the tags. The antenna design influences the read range and reliability.
  • Access Control Software/Management System: The "brain" of the system. This software manages user databases, assigns access permissions, logs events, and allows administrators to configure and monitor the system remotely.
  • Access Control Panel/Controller: Hardware that connects the readers to the central software, processing data and controlling the locking mechanisms.
Types of RFID Tags Used in Access Control 🏷️ RFID tags are categorized based on their power source and frequency: By Power Source:
  • Passive RFID Tags:
    • Do not have an internal power source.
    • They draw power from the radio waves emitted by the reader to operate.
    • Are generally smaller, less expensive, and require no maintenance.
    • Have a shorter read range (a few centimeters to a few feet).
    • Most commonly used in access control for cards and key fobs.
  • Active RFID Tags:
    • Have their own internal power source (battery).
    • Can transmit data over longer distances (up to several hundred meters) and at regular intervals.
    • Are larger and more expensive.
    • Often used for long-range applications like vehicle tracking or asset management.
  • Semi-Passive RFID Tags (Battery-Assisted Passive - BAP):
    • Contain a battery to power the microchip, but still rely on the reader's signal to initiate communication.
    • Offer better read range and performance than passive tags, without continuously transmitting like active tags.
  By Frequency:
  • Low Frequency (LF) RFID (125-134 kHz):
    • Short read range (1-10 cm).
    • Less susceptible to interference from metal and water.
    • Common in traditional access control systems.
  • High Frequency (HF) RFID (13.56 MHz):
    • Moderate read range (10 cm-1 meter).
    • Widely used for access control, ticketing, and Near Field Communication (NFC) applications (like smartphone taps).
  • Ultra-High Frequency (UHF) RFID (300 MHz-3 GHz, often 860-960 MHz for RAIN RFID):
    • Long read range (up to 12 meters).
    • More susceptible to interference from liquids and metals.
    • Used in applications requiring longer read distances, such as vehicle access control or large-scale inventory tracking.
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Wireless Keypad Access Control KW402
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Wireless Keypad Access Control KW402

$89.95

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Wireless Keypad Access Control KW402

*Wireless *Rain Shield Cover included *2 Channels *LED Back Light *433 MHz
The wireless keypad access control KW402 is the preferred secure activation device for the autoslide automatic door system. This security keypad will allow you to enter your home from the outside using a unique programmed code. Combined with the VDS and ZERO gate motor, you can have a secure and automated entryway into and out of your home or workplace. The wireless keypad access control KW402 is wireless and provides the benefit of not having to run cables through your exterior walls. It has two channels that will allow you to not only have a regular access code but also one you can change for guests to access your home. The wireless keypad access control KW402 is programmable for two separate codes up to eight digits long each. Audible beeps will alert you to an accepted code as well as an invalid code.
Specifications:
Duplicate Your Existing Remote Controllers so you always have a backup:
1.Vehicle central locking systems
2. Garage doors
3. Electronic gates
4. Electrical appliances/Home automation i.e. lights
5. Car sunroofs
6. Car/Motorbike alarms Easy to use, the 4 channel remote control system lets you take control of your gets, car, home and garage

Wireless Keypad Access Control KW402:

1,This is a dual channel transmitters that are activated only after having entered a Suitable combination.
2, The units are designed for installation in indoor or outdoor locations that ensures the utmost security because the transmitted code is changed at each transmission session.
3,The estimated transmission range is 200 m in open space and 35m indoors .
4, The units are designed to ensure battery life equivalent to an estimated 2 years of oper-ation considering 10 transmissions/day.

Specification Wireless Keypad Access Control KW402:

Power:6Volt DC 2PCS CR2032 Li battery Battery life:2 years (4 times operation every day)
Frequency:433.92MHz+/-75KHz
Transmitter power:1Mw
Data format:standard
Work temp:-20~+55 centidegree
Password number:0-8
Water proof level:1p54
Dimension:85*75*35mm
Weight:150g
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Card Holder
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Card Holder

$7.75

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Card Holder

A UHF/RFID card holder is a specialized enclosure designed to hold and protect UHF (Ultra-High Frequency) RFID cards, often used for access control, vehicle identification, and logistics. 
These holders typically consist of a durable material with a slot or pocket to securely accommodate the card, and may feature a mounting mechanism like suction cups for windshield attachment. 
They enable convenient and reliable use of UHF RFID cards in various applications, such as parking systems, building access, and asset tracking, by providing a designated place for the card and facilitating easy scanning by RFID readers. 
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RFID Card Access Control
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RFID Card Access Control

$7.15

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RFID Card Access Control

RFID card access control is a system that uses Radio Frequency Identification (RFID) technology to manage and control access to physical spaces. It provides a secure and convenient way to grant or deny entry to authorized individuals, replacing traditional keys or swipe cards. This system works by wirelessly communicating between an RFID card (or tag) and an RFID reader.   How it Works
  1. RFID Card (Tag): Each authorized individual carries an RFID card, key fob, or even a smartphone with an embedded RFID chip. This chip contains a unique identification code and sometimes other encrypted data.
  2. RFID Reader: Readers are installed at entry points (doors, gates, elevators, etc.). They constantly emit a radio frequency field.
  3. Communication: When an RFID card enters the reader's field, the card's antenna captures energy from the reader's signal. This energizes the microchip on the card, allowing it to transmit its unique data back to the reader.
  4. Data Verification: The RFID reader decodes the information from the card and sends it to a central access control server or control panel. This server compares the card's data with a secure database of authorized users and their access permissions.
  5. Access Grant/Denial: If the credentials match an authorized profile, the system sends a signal to an electronic lock mechanism, allowing entry. If not, access is denied. This entire process typically happens in milliseconds.
  6. Audit Trail: The system also records detailed access information, including the time, date, and specific access point used, providing a valuable audit trail for security purposes.
  Key Components
  • RFID Cards/Tags: These are the credentials held by users, typically in the form of plastic cards, key fobs, or even integrated into mobile devices. They contain a microchip and an antenna.
  • RFID Readers (Interrogators): Devices installed at entry points that emit radio waves to communicate with the tags and read their data.
  • Access Control Panel/Server: This is the "brain" of the system. It receives data from the readers, verifies user credentials against a database, and controls the electronic locks. It can be cloud-based or local.
  • Electronic Locks: Devices that secure the entry points and are controlled by the access control system (e.g., magnetic locks, electric strikes).
  • Access Control Software: Software used to manage user profiles, set access levels, monitor events, and generate reports.
Types of RFID Tags
  • Passive RFID Tags: Most common for access control. They don't have an internal battery and are powered by the electromagnetic field emitted by the reader. They have a shorter read range (a few centimeters to a meter).
  • Active RFID Tags: These tags have their own power source (battery), allowing for a much longer read range (up to several hundred meters) and the ability to broadcast signals periodically. They are typically more expensive.
  • Semi-Passive RFID Tags: These tags have a battery to power the chip but only transmit data when activated by a reader's signal, offering improved sensitivity and performance over passive tags.
  Benefits of RFID Access Control
  • Convenience: Offers contactless and keyless entry, making it fast and easy for users to gain access. Cards can often be read from inside a wallet or bag.
  • Enhanced Security: Provides unique identification and can utilize encrypted communication, making tags difficult to duplicate. Lost cards can be immediately deactivated, preventing unauthorized use.
  • Efficiency: Streamlines entry and exit processes, reducing wait times, especially in high-traffic areas.
  • Flexibility & Scalability: Easily allows for adjusting access permissions for different users, areas, or time frames. Systems can be expanded or modified as needs change.
  • Integration: Can be integrated with other security systems like CCTV, alarms, and time attendance systems for comprehensive security management.
  • Audit Trails: Provides real-time tracking of who enters and exits, offering valuable data for security monitoring and incident investigation.
  • Durability: RFID components generally experience less wear and tear compared to traditional mechanical locks or swipe card systems.
Security Considerations While RFID access control offers many benefits, it's important to be aware of potential vulnerabilities:
  • Skimming: In theory, unauthorized readers could attempt to read card information if they get close enough, though modern RFID cards often use one-time codes and encryption to mitigate this risk.
  • Cloning: If the security protocols are weak, an RFID card's information could potentially be cloned.
  • Electromagnetic Interference: Other electronic devices or metal/liquid objects can sometimes interfere with RFID signals, impacting performance.
To address these concerns, many RFID systems incorporate advanced encryption, mutual authentication, and integrate with multi-factor authentication methods. RFID-blocking wallets or sleeves are also available, though their necessity for security against typical skimming attempts is debated due to the short read range and other built-in card protections.
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