Home Alarm System 1,Touch keypad,Big LCD display 2,GSM+PSTN dual network 3,8 wired + 30 wireless zones 4,Work worldwide ... 4. 30 wireless zones + 8 wired zones, every zone attribute, name, bypass, alarm delay, intelligent door sensor function, beep indication could ... Call, GSM SMS 6. Alarm SMS include alarm zone and sensors name 7. Work with Contact ID protocol(alarm information, status information, AC ...