... numbers, power supply) by sending SMS commands. 5.Wireless Zone,Out-arm, Home-arm, Alarm with sound, silent alarm, 24- ... alarm.5. SMS alert will send to you when system is alarm or disarmed to make sure you can ... password)is required to access to the GSM Alarm System to ensure more security.Technical ParametersGSM frequency:900/1800MHz ... ,2 remote control1 adapter1 User Manual Quard GSM LCD alarm system