New USB RFID Reader 125khz EM4100 ID Contactless Sensitivity Smart Card Reader
Support 125KHZ ID card. Frequency: 125KHZ. 1pcs 125Khz RFID Proximity Sensor EM ID TK4100 Card Reader. Outdoor Sport Hiking Camping Dinning Cushion Seat Mat Foam Sitting Carrying Pad. Note: This is just a ID reader, can not write.