Function

1)Applies to the multi apartment
2)Supports door bell, intercom, and the door releasing
3)Mate with remote controller
4)Connection layout: 2wires without polarity

Specifications

Video/ Audio :   Audio

Power Source :  NO

Environmental Temperature :  -10℃~50℃

Wiring : 2 wires without polarity

Installation : wall-mount

Material : ABS plastic

Dismension( WxHxD)mm :  212X80x31