JT308 RFID Card Reader USB – 125kHz

The JT308 RFID Card Reader is a high-performance 125kHz USB RFID reader designed for reliable and stable identification of RFID tags. The R20XD model supports driver-free operation and works across multiple platforms including Windows, Linux, Android, and XP systems. With a reading range of up to 80mm and compatibility with Em4100, TK4100, SMC4001, and other common RFID cards, it is ideal for access control, personal identification, parking management, and production monitoring projects in Bangladesh.

Features:

• 125kHz RFID reader with driver-free USB operation

• Wide reading range up to 80mm for quick tag identification

• Compact and durable design for long-term use

• Compatible with Em4100, TK4100, SMC4001, and other cards

• Plug-and-play operation on Windows, Linux, Android, and XP

• LED indicator: red standby, green when card is read

• Built-in buzzer for self-inspection and operational feedback

• Stable data transmission with minimal interference

• Ideal for access control and RFID identification projects

Specifications:

• Model: R20XD / JT308

• Operating Frequency: 125kHz

• Communication Interface: USB

• Reading Range: Up to 80mm (depends on tag and environment)

• Supported Cards: Em4100, TK4100, SMC4001, compatible 125kHz tags

• Operating Systems: Windows, Linux, Android, XP

• LED Indicator: Red (standby), Green (card read)

• Buzzer: Yes, for operational feedback

• Installation Type: USB plug-and-play

• Power Supply: USB powered

Applications:

• Access control systems

• Employee attendance tracking

• Parking management automation

• Personal identification systems

• Production and factory access monitoring

• RFID-based security projects

• Smart office and building entry systems

• DIY electronics and RFID projects

• Educational and research applications

• Home automation projects with RFID

How to Use:

1. Connect the JT308 RFID reader to a computer via the USB interface

2. The buzzer will sound once, and the red LED indicates standby mode

3. Open software like Notepad, Word, or Excel on the computer

4. Click inside the document to select the input field

5. Place the RFID card on top of the reader; the LED changes to green, and card data appears in the software

6. The system automatically reads and transmits the card number

Common Issues & Troubleshooting:

• No Response: Check USB connection, ensure the RFID card is valid, and remove any other tags from the reading area

• Data Errors: Ensure the mouse or cursor is correctly placed in the input field; avoid excessive cable length and interference

Package Includes:

• 1 x JT308 R20XD 125kHz RFID Card Reader USB

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