Motorcycle alarm system:1.sos/fence/moving alarm 2.High sensitivity & latest gps chip 3.Easy to install,use effectively Motorcycle alarm system is very popular in anti-theft and tracking/locating. The following is some info about it.Functions:1.Real-time GPS/GPRS/SMS positioning 2.Viberation/moving alarm3.Online tracking, by call/sms/pc server with google map4. SOS alarm5. Fence alarm6. Power off ...