GPS+GSM(GPRS)+PTT wireless network Analog intercom system, Walkie Talkie Dual GSM SIM card Dual Standby GSM: 850/900/1800/1900MHz GPRS: Class2, TCP/IP build in GSM Module LCD: 2.4" color screen IP56 Waterproof and Dustproof Support GPS and LBS positioning function Camera: 2.0 Mega pixel Camera Support SOS Emergency call Intenal compass and Barometer/Thermometer Dual Color anti-slip Support Bluetooth, FM loud-speaker, Electric Torch Route tracking for outdoor activities Built in accelerated sensor for real time monitoring status of users. Outdoor photograph, upload for share Tracking GPS: SiRF StarIII, GPS channel: 20 Tracking sensitivity: - 159dBm Acquisition sensitivity: - 144dBm Location time: Hot start: <2sec(Open Sky), Warm start: <15sec, Cold start: <38 sec(Open Sky) Intercom: Transmit power: 0.5W Received range: 3km Received frequency: 400-470MHz Antenna: Built-in GSM quad-band antenna and GPS Omni External antenna: PPT Helical antenna Battery: 3.7vDC/2000mAh Weight: 180g, Dimension: 132.0X68.0X24.0(H)mm
