JT308 125 kHz RFID Card Reader with USB Interface

The JT308 is a 125 kHz RFID card reader designed with a simple USB interface for rapid card reading and data input. It features an effective reading distance of up to 100 mm and provides immediate user feedback with onboard status LEDs and an integrated buzzer. This reader is well suited for learners, makers, and classroom projects involving access control, tracking, or automated identification.

Key features and feedback

The device reads 125 kHz ID cards at an effective distance of up to 100 mm. It includes two status LEDs, including a dedicated power LED, as well as an integrated buzzer for clear audio-visual operation cues.

Interface and power

The unit communicates via standard USB with a communication speed of 106 Kbit/s and a serial port baud rate of 9600 Kbit/s. It is powered by a 5 V DC supply drawing less than 100 mA during operation.

Physical and environmental specifications

Constructed in a compact 110 mm by 80 mm by 26 mm housing, the reader operates across temperatures from -10 to 70 degrees Celsius. It weighs 135 g without the communication line and 180 g with the line included.