The 8-channel alarm box connects with 8-channel alarm probe head.8-channe outputs, open alarm,connected with digital video recorder to conduct single or full arm, disarm, enquiry and switch controlling function.

Feature:

Power Supply DC12V Power output DC12V/400mA Auxiliary relay 8 normally open relay, AC220V/2A Communication RS485, RS232 Protocol NV7608-1608. Operating Environment -10℃~70℃ indoor