V690 is the GPS and GSM / GPRS modules for personal remote positioning device, it is smart size, high accuracy. In the GPS satellites, based on conditions in the dynamic provided to you precise location information. You can use these features to protect and look for the elderly and children. And you can use him as a security purpose and other purposes, such as the need to protect the property of the remote positioning and animal positioning.
Product Features
● GPS positioning individual or team
● GSM / GPRS modem, supports two frequency combination 900/1800 (850/1900) MHz (optional)
● High sensitivity, new technology and the most advanced GPS chip
● Even under the weak signal can also pinpoint
● In the limited space under the narrow areas such as cities can work well
● Compact size, smaller than a business card, easily hidden
● low power consumption
● Fast capture signal
● Support single location and continuous positioning
● Support alarm and remote care
● support the speed dial button
● support for text messaging and Internet location
● can be tracked without disturbing the case of those real-time access
● The holder positioning by phone or SMS
● In case of emergency SOS button, precise location can be
III Specification
Technical specifications 1
GSM module GSM850/1900 or GSM900/1800MHz two combinations
The latest GPS chip GPS chip
GPS sensitivity-159dBm
Center frequency of GPS L1, 1575.42MHz
GPS positioning accuracy of 5-25 meters
GSM positioning accuracy of 100-500 m
Accuracy rate of 0.1 m / s
Accuracy and GPS time synchronization
Default WGS-84 data
Hot start 1 sec
Warm start 38 seconds
Maximum altitude of 18,000 m
Maximum speed of 515 m / s
Acceleration of gravity