Description

1.Optional integrated WIFI or GPRS is also available for the wireless communication.
Optionalback up battery can provide more than three hours power supply when power input fails down.
2.Access control interface for 3rd party electric lock, door sensor, exit button, alarm.
3.standard functions include scheduled bell , automatic status switch,self-service query.
4.multi-communications include RS**5,TCP/IP which can make sure the data transmission done in several seconds.