.

V683 Watch Tracking Device

V683 Watch Tracking Device is a personal remote positioning device made up of GPS module and GSM/GPRS module, compact in dimensions with high accuracy which can provide you with accurate and correct location information to protect and look for the adult and the old people. Characteristics: 1. Built-in GPS Module 2. Internet positioning service center, receive and send positioning information 3. GPS personal or team orientation 4. GSM /GPRS modem supports quad band frequencies, i.e. 850/900/1800/1900 MHz 5. High-sensitivity, new workmanship and the most advanced GPS chip 6. Can work effectively in limited space such as urban canyon 7. Low energy consumption 8. Fast signal acquisition 9. Support a single orientation and continuous tracking 10. Supports single positioning and continuous tracking 11. Supports fast dial button 12. Supports the location information inquiry by SMS and Internet 13. May monitor without disturbing the tracked person and realizes real-time tracking 14. Can position the holder by call or SMS 15. In emergency, press the SOS button to have an accurate positioning Specifications: GSM Module:GSM 850/900/1800/1900 MHz Quad Frequency GPS Sensitivity:-163dBm GPS Center Frequency:L1, 1575.42MHz GPS Positioning Accuracy:5-25m GSM Positioning Accuracy:100-500m Hot Start:< 1second Warm Start:< 38second Operating Temperature:-20---65℃ Max. Altitude:18000m Max. Speed:515m/s Gravitational Acceleration:<4g Dimension:64.5mmX45.5mmX17.5mm Voltage:Rechargeable 450mAh battery Power Supply:DC5V Buttons:One SOS emergency button for emergency aid; Call A, Call B, Switch on and off buttons Accessories: Charger USB line Ear(optional) Battery Instruction manual disc

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