Feature: 1,Professional large screen displaying, and selt-taking digital functional operation keypad. 2,24 wired/wireless programmable zones, 8 multi-function remote controllers. 3,Study code or keypad input wireless ID code with keypad. 4,Patented Multi code, support Contact ID alarm intercom protocol. 5,With voice alarm, and digital net-linking alarm; 4 groups programmable timely auto arm/disarm. 6,Arm/disarm information net-linking transmission optional. 7,Wireless detector status real time monitoring. 8,Remote system password restoration; user's password and system password are managed different authority. 9,Wired/wireless zone status real time monitoring; remote arm/disarm, and spot listening. 10,Record 10 seconds for user’s voice alarm information, super user individual setting is optional. 11,Timely test the online status; 45 events system record. 12,With rechargeable standby power supply, AC/DC compatible.