GPS Tracker Wrist Watch GSM Gprs Security Surveillance Tracking Quad Band SOS is a great product and we recommend it to you. Before you decide to buy GPS Tracker Wrist Watch GSM Gprs Security Surveillance Tracking Quad Band SOS, please read our review of this product.
Product Details
- Amazon Sales Rank: #282998 in GPS or Navigation System
- Brand: SEEWORLD
- Model: S680
Features
- Alert when Track enter/exits GPS blind area
- Built-in speaker and microphone
- Four buttons for making phone call and/or sending message to reset numbers
- monitor platfrom:www.justrack.com
- phone tracking:wap.justrack.com
Product Description
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
Speed accuracy:0.1 m/s
Time accuracy :Synchronous with GPS
GPS Datum:WGS-84
Hot start:less 1s
Warm start:less 38s
Max. altitude :18000m
Max. speed:515m/s
Gravitational acceleration:less than 4g
(2). Others
Operating temperature:-20---65°C
Humidity:5%---95%
Dimensions:64.5mm×45.5mm×17.5 mm (main unit)
Voltage:Rechargeable 450mAh battery
Power supply:DC5V
Standby time:more than 48h
Buttons：
SOS button for emergency aid;
Call 1, Call 2, Switch on / off buttons, interface switch button
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