ERM23 is a Short-range Proximity reader which will read all EM cards
Reading range: 3 - 5cm
Power consumption: 5V / 50 mA
Transmission frequency: 125 kHz
Output format: Wiegand 26-bit/ Free Wiegand
Dimensions: 120(H)x44(W)x20(D) mm
Evironmental Rating: IP67, sealed in resin
