KW621 gps watch
1. support 2 way voice
2. Phone function
3.SMS SOS
4.real time tracking on platform
gps watch
KW621 represents the perfect combination of GSM and GPS technologies. These models, with its precise dimensions and compact appearance, expresses the advanced workmanship in the GSM and GPS field. It is a typical design combing communication products and GPS services.
Specifications:
GSM module | GSM 850/900/1800/1900 MHz Quad frequency |
GPS sensitivity | -159dBm |
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 |
Warm start | < 38s |
Max. altitude | 18000m |
Max. speed | 515m/s |
Gravitational acceleration | < 4g |
Operating temperature | -20---65°C |
Humidity | 5%---95% |
Dimensions | 65mm×45.5mm×18 mm (main unit) |
Weight | 59 g without baterry |
Battery | 3.7V 500 mAh |
Features:
Built in GPS Module In emergency, press the SOS button to have an accurate positioning
Internet positioning service center, used to receive and send positioning information.
GSM /GPRS modem supports Quad frequency bands, i.e. 850/900/1800/1900 MHz
High-sensitivity and the most advanced GPS chip
Can work effectively in limited space such as urban canyon
Low energy consumption
Fast signal acquisition
Supports single positioning and continuous tracking;
Supports alarming and remote monitoring
Supports the location information inquiry by SMS and Internet
Can monitor without disturbing the tracked person and realizes real-time tracking;
Can position the holder by call or SMS
Accessories
A/. Device
B/. USB data cable
C/. Charger
D/. 2 Battery
E/. Headset cable (optional)
