... protocol.> It can program 6 groups of alarm call and 3 groups of CMS (center monitoring station) ... alarm sound, recording, monitor, and remote control, alarm telephone number, telephone line testing, AC power detection alarm, keyboard anti-dismantle alarm, keyboard thread alarm ... etc.), > Can Store 50 event records, inquire the alarm and disarminginformation, 220V AC power, 12V 7AH battery monitoring, ...