Major Functions and Characteristics: Global Positioning:the Immediate Positioning function can help car-owners 24-hours check their cars? position,and keep track of their driving ways,speed,direction etc. Anti-Robbing Alarm: when car-owers are being hijacked,they can touch the Emergency Button,and the System will immediately dial the pre-set HELP phone(e.g. relatives,police station,monitoring center etc.) and prompt phone-receivers the position of the car and then decide what measures they should take. Remote Control Stoppage: when the car is illegally started or something unusual has happened,car-owners or remote-control center can send a stoppage message and the system will automatically turn on emergency lights of the car and then stop the engine. The car cannot be started again without car-owners? or the center?s direction. Wireless Monitoring: when something unusual has happened to the car,car-owners or remote-control center can immediately ...[More]the in-car activity through listening so as to ensure the safety of the car. Anti-Theft Alarm:after setting the Anti-Theft Alarm,when someone attempts to illegally open the car door,the rear trunk or engine lid, or cutting off the power, starting the car etc.,car-owners or remote-control center will receive related short message or alarming phone. Impossible Decoding:the system sets alarming through short message or voice speaking, so Decoding device cannot work on it. Quiet Environmental Protection: Weltone GPS Anti-Theft System alarms through short message or speaking voice,and the message is directly sent to car-owners or the pre-set alarm phone. So compared with traditional alarm device,this System is quiet and exact,and mistakenly alarming rate is almost zero. Authorized Transfer: car-owners can authorize the car to others,but they can also send a message to recontrol the car.