Name:Two way intelligent voice GSM car alarm system Model:PST-GSM-C01 Standard package: 1 GSM host device, 1 pulsator, 1 alarm siren, 1 voice siren, 1 relay, 2 remote controllers, 1 emergency button, 1LED light, 1 twelve-hole output line, 1 english user manual, 1MIC. Descriptions: Multi-band (850MHz, 900MHz, 1800MHz,1900MHz) GSM cell phone carrier Friendly human voice instruction Hopping code Arm/disarm by phone,and remote control Two-stage shock alarm modes False alarm trigger prevention Alarms wit SMS order control Will call up 3 alarm phone numbers when there is an alarm. Anti-hijackin Override switch Remote engine start/stop Sensitivity of shock sensor adjustable Checking system status by telephone Status LED indicators Trigger alarming (opening the door and engine start) Shocking alarming Power off alarming Bonnet open alarming Trunk open alarming Alarm memory recall Parking reminder Remote trunk releas Automatic central locking system Power speaker Power window output Remote sound monitoring Compatible with any cars GSM car locating and seeking (optional & extra cost) Function: 1. Remote control Arm/disarm Lock/unlock Car finding Trunk release Emergency help Enable/disable shock sensor(optional) Disable siren temporarily Start/stop engine 2. Phone Arm/disarm Lock/unlock Enable/disable shock sensor Activate/deactivate immobilizer Activate/deactivate alarm phone numbers Open power window Check the status Broadcast to the driver Listen in th Remote start/stop engine Control the car by SMS