Handheld 125 kHz RFID Card Duplicator and Copier

This handheld 125 kHz RFID card duplicator is a portable reader and writer designed to clone compatible proximity cards and key fobs. Operating with simple two-button read and copy controls, it features integrated LED indicators and an audible buzzer for immediate status feedback. It is well suited for makers, technicians, and hobbyists managing low-frequency RFID tokens.

Card and tag compatibility

The device reads standard EM4100 and TK4100 cards, and reads, copies, and duplicates 125 kHz EM4305, CET5557, T5577, 5200, and EM4205 tags. Please note that HID standard formats are not compatible, and operation is strictly limited to 125 kHz RFID tokens.

Features and portable design

Featuring a built-in transceiver antenna, dedicated LED indicator lights, and an internal buzzer, this compact unit offers clear visual and audio feedback during operation. Its lightweight 115 x 70 x 30 mm enclosure ensures effortless portability.

Power and simple operation

Powered by two AAA batteries (not included) providing 3 V of power, the unit requires no computer connection. Users simply press the left read button over an existing card until the green LED and buzzer signal success, then press the right copy button over a writable tag.