Function & Feature --With 6 wired zones for connecting wired sensors --SMS 5 phones automatically while alarming and drive wiretap. --Call 5 phones automatically while alarming and drive wiretap, Can clearly hear the voice. --Auto-dial 1 preset phone numbers of Alarm Center --Alarm panel with LCD display & keypad, easy to operate. --SMS alert & auto-dial alert when AC Power outage, AC power recovered --With standby rechargeable battery. The host automatically stores system status, while its power is off. --With wired MIC interface, switching the sound off and siren --Talkback Function: can speak with field person. --arm/disarm and program the system by control keyboard on the mainframe & phone & SMS & Remote controller --Timing arm/disarm function. --record function: Maximum recording time:20S --voice function:support play the user record voice. --Built-in high standard Internal Antenna with strong signal --original host operating system. --Chinese/English switch supported --with ROHS/CE/FCC certifications,conform to 3C Safety Standard and GB12663-2001 government standard