ERM923 is a Short-range Proximity reader which will read all EM cards. The plastic housing is designed to match with EK9S Keypad.
Reading range: up to 5 cm
Power consumption: 5V / 50 mA
Output format: Wiegand 26-bit/ Free Wiegand
Dimensions: 110(H)x44(W)x35(D) mm
Evironmental Rating: IP67, sealed in resin