Security alarm system, wireless alarm control panel, alarm host, wired burglar alarm host, security protection alarm, anti-theft alarm, panalarm, alarm control system, 8 wired &16 wireless zones multi-function alarm control panel, alarm host Model: md-816(compatible with both wired and wireless) Compatible with wired and wireless function 1 group 6 bits primary passwords, 15 groups subsidiary setting passwords are available to improve security; 6 groups of phone number and 3 group alarm center phone number could be set. When the alarm activated, it could repeat dialing the numbers. 8 arm modes: exit arm, boundary arm, single zone arm, delay arm, remote arm, compel arm , remote arm and preset time arm. 6 disarm modes: single zone disarm, keypad password disarm, long distance disarm, time disarm, remote setting disarm, disarm when connecting alarm. 8 zone modes: instant zone, delay zone, 24 hours zone, boundary zone , fire alarm zone, gas zone, check zone, and by-pass zone Metal box size 255mm¡á235mm¡á70mm Keypad size: 159mm¡á138mm¡á33mm