Оптовая продажа Многофункциональный для мобильного телефона 2G GSM GPS трекер с кнопкой SOS бесплатное приложение смартфона

V28 GPS Tracker Features:

1. Positioning ways:
   WIFI+GPS+LBS +AGPS, four positioning ways work at the same time.
2. WIFI Fense:
   Set any WIFI area as the safty area.Once the animal or user moves out of this area,master will receive alert at once;
3. Two way calls:
   A.Press key 1 or key 2 , device makes a call to exact number you set in advance;
   B.Press SOS button to call all 5 numbers set in white list one by one twice, till answered.
4. Fall alarm:
   When worn rightly and a fall happens, the device will trigger SOS alarm mode itself.
5. Geo-fence:
   Send alert to master number once device moves out pre-set safty area.
6. Talking clock:
   Press Power button shortly, current time will be read out.