gps/gprs/gsm personal portable mini gps tracker GK3537

Features:

●?? Multi-functional sports cell phone (GPS+GSM+intercom)

●?? Dual SIM card dual standby

●?? Analog intercom system

●?? GPS function

●?? Built in accelerated sensor for real time monitoring status of users.

●?? Built in barometer and thermometer.

●?? Bluetooth

●?? Torch

●?? FM radio

●?? Outdoor photograph, upload for share.

●?? SOS emergency call.

●?? Browser

●?? Tracking

Specification:：

GSM: 850/ 900/ 1800/ 1900MHz

GPRS: Class2，TCP/IP build in GSM Module

LCD: 2.4" color screen

Camera: 2 Mega Pixel

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

???????????????? Antenna

External antenna:PPT Helical antenna

Button: SOS button

Battery: 3.7vDC/2000mAh

Weight: 180g

Dimension: 132.0(L)×68.0(W)×24.0(H)mm