7
●
Supports fast dial button
●
Supports the location information inquiry by SMS and Internet
●
May monitor without disturbing the tracked person and realizes
real-time tracking;
●
Can position the holder by call or SMS
●
In emergency, press the SOS button to have an accurate positioning
3 Product Specifications
(1). Technical 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
Speed accuracy
0.1 m/s
Time accuracy
Synchronous with GPS
GPS Datum
WGS-84
Hot start
< 1s
