1.Anti-hijacking 2.Patent products 3.New technology 4.standard pack Basic Components: 1mainframe, 1 GSM antenna, 2 remote controls, GPS antenna, 1 dialer, 1 shock sensor, 1 siren, 1 speaker, 1 relay, 1 emergency help switch, 1 LED, 1 microphone, 1 bundle of output wire (12 holes), 1 bundle of input wire (10 holes), 1 bundle of input wire (6 holes), 1 bundle of start connection wire (4 holes), 1 ...