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DescriptionWhether you are upgrading the inventory security protocols for a warehouse or setting up an automated attendance tracker for an electronics summer bootcamp, assigning physical ID tags is a highly effective way to manage access. The 125 KHz USB RFID Card Reader bridges the gap between physical ID tags and your digital database instantly and effortlessly.The Magic of Keyboard EmulationThe biggest advantage of this specific reader is that you do not need to write custom serial-port code in Java, PHP, or Python to make it work. The internal chip utilizes “Keyboard Wedge” technology. When you plug it into a computer via USB, your operating system recognizes it as a standard external keyboard.When you tap a compatible 125 KHz RFID tag or card against the reader, it instantly “types” the card’s unique 10-digit decimal serial number into whichever text box your mouse cursor is currently focused on, followed immediately by a carriage return (the “Enter” key). This means it works flawlessly out-of-the-box with Notepad, Excel, React front-ends, and web-browser forms.Fast and Reliable ScanningThe reader features a highly sensitive internal antenna capable of reading cards from a distance of up to 8 centimeters. To ensure smooth operation in fast-paced environments, it includes a two-color LED indicator (Red for standby, Green for a successful read) and a built-in buzzer that gives a loud, satisfying “beep” every time a card is successfully scanned.Key Features:Driverless Setup: True plug-and-play compatibility with Windows, macOS, and Linux operating systems.Seamless Integration: Because it mimics keyboard input, it can be integrated into existing Management Information Systems (MIS) without altering the backend code.Low Power Consumption: Powered entirely over the standard USB connection; no bulky external power bricks required.Durable Design: Housed in a sleek, hard-wearing black plastic casing perfect for high-traffic reception desks or workshop environments.Technical Specifications:Operating Frequency: 125 KHzCard Compatibility: Read-only EM4100, TK4100, SMC4001, and compatible proximity cards/keyfobsReading Distance: 0 cm to 8 cm (Depending on the tag’s antenna size)Communication Interface: USB 2.0 (Mini/Micro USB port on the device)Read Time: < 100 millisecondsOperating Voltage: 5V DC (via USB)Dimensions: ~104mm x 70mm x 11mmIdeal Applications:User authentication for web-based inventory and MIS platformsStudent and staff attendance tracking systemsSecure point-of-sale (POS) cashier loginsMembership management for gyms, clubs, and libraries