Microphone
Earphone
External Connection
Environment specification
Mechanical specification
LED Indicator
Antenna Interface
GPS Specifications
GPRS/GSM Specifications
General Specifications
Electrical Specifications
FEATURES
VT-821 is a versatile and economical platform for mobile positioning applications. It integrates GT-714 GPS Module , Quad-band 850/900/1800/1900 GSM/GPRS communication engine and computer processing power all onto a single board.It is enclosed in a solid casing for easy installation. VT-821 provides Smart Power Save Mechanism(Built in motion switch), provides reliable Real-Time vehicle GPS positions anytime anywhere in the world providing the correct position and status of vehicles from remote locations onto computer displayed maps. Benefits such as increased fleet efficiency, improved public and driver safety, better emergency response time, enhanced fleet control, and good public relations are all realized through the proper implementation of VT-821A system
-821 is a versatile and economical platform for mobile positioning applications. It integrates GT-714 GPS Module , |