... wireless communication technology, and intellectualized technologies. touch screen Alarm System, CID communication protocol,lcd zone alarm GSM alarm, GSM ... Wireless LCD Alarm, wireless alarm system gsm, wireless home alarm system Wireless GSM Alarm System FS-AM211 with LCD display Feature ... Then play the greeting back. 7) Arm/Disarm the system by 5ways:SMS,Main host(Keypad),Wireless keypad, Keychain ...