... detector number could be viewable on the LCD4. User can listen in, speak, turn on/off siren, arm ... , Away/Stay arm optional6. Every zone can be programmed seperately, it can set to be: watchdog zone, exit/ ... armed/part armed zone. e.g. we can set zone 3 with delay time, zone 4 without delay, or ... out) when triggered in disarmed mode8. every remote can be set to request assistance siren on/off9. Siren ...