Personal Tracker


GK309 GPS Safety Card Phone with GPS and RFID function

GK309 GPS Kids Phone, with GPS and RFID function (option) for the student,enables parents know their kids’ locations. It is a combination of low cost cell phones and wireless GPS tracking devices to students. At the same time, it supports SOS and family numbers, prevent strangers from calling in, making it an ideal personal guard for elementary student.


  • GPS+AGPS+LBS positioning Allow the location to be pinpointed accurately and rapidly
  • Auto-mute mode on classes Never disturb the classes via auto-setting
  • Geo-fence alarm Create geofences in circle or rectangle for key locations
  • Voice monitor Activate listen-in mode via text
  • SOS call & Speed-dial In case of emergency, press the SOS button to trigger an urgent call
  • White list Only authorized numbers could call in
  • Low battery & Shutdown notice Receive notice when the phone needs for charging
  • Tracked by: SMS, APP, Web Reports location In real time through different interfaces


GSM Specification
GSM frequency 850/900/1800/1900 MHz
GPRS Class 12, TCP/IP
Memory 64Mb
Phrase error RMSPE<5,PPE<20
Max output GSM850/GSM900:33±3dBm
Max frequency error ±0.1ppm
GPS Specification
GPS chipset MTK high sensitivity chip
Frequency L1,1575.42MHz C/A code
GPS channel 66
Location accuracy <10 meters
Tracking sensitivity -165dBm
Acquisition sensitivity -148dBm
TTFF (open sky) Avg. hot start≤2sec
Avg. cold start≤32sec
2.4G RFID Specification (Optional) 13.56M RFID Specification (Optional)
Frequency: 2.4G-2.5GHz Frequency : 13.56M
Modulation mode: GFSK Protocol standard: ISO15693,ISO14443A/B
Transmission power: 0dB Operating mode : Passive mode
Communication speed: 1Mbps Identifying distance: 0-5 CM
Standby current : <8uA,3V Storage capacity : 256Byte
ID sending interval: 1 sec/time Data storage time: 10 years
Operating mode : Active mode Wipe lifetime: 100,000 times
Identifying distance: 0-80M RFID service time after shutdown: 192 Hours
Functional & Package
Voice monitor range ≤5 meters
Button 3xSpeed dial, 1xSOS,  1xPower On/Off
Battery 700mAh/3.7V lithium-polymer battery
Working voltage/current 3.7VDC/75mA
Charger voltage/current 5VDC/600mA
Calling time 4 hours
Operating temperature -20℃~ 60℃
Dimensions 98.0(L)*55.0(W)*7.8(H)mm
Weight 49g
Standby time 120 hours (LBS report every 10 min)
8 hours (GPS report every 30 sec)
96 hours(GPS report every 30 min)


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