... system( 2 Input / 2 Output / USB Ports) Name: GSM SMS Controller-Alarm (2I/2O/USB Ports)Remote switching machines with a SMS ... mobile phone and protect your assets. Moreover, the GSM SMS Controller-Alarm with 2 digital inputs, when any one of the inputs ... S, , ensor, Shock Sensor, Power failure sensor, etc.The PC Programmer Interface GSM intelligent controller for car alarm security system( 2 Input / 2 ...