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Name: China Best GSM GPRS GPS Vehicle Alarm System VT103A Tracking System Device
Model: PST-VT103A
◆Vehicle GPS Tracker;
◆Network: GPRS/GSM;
◆GPS Sensitivity: –159dBm;
◆GPS Accuracy: 5m;
◆Storage SD card support 4GB at most;
◆Geo-fence, movement, overspeed, low batter alarm;
◆SOS panic button;
◆Location based service(LBS);
◆Free App & Platform;
◆Backup battery: Chargeable 3.7V 800mAh Li-ion battery;
Detailed Images
Specifications
User Manual
Youtube Video

PST-VT103A Specifications
Network GPRS/GSM
GSM Frequency 850/900/1800/1900Mhz 
GPS Sensitivity –159dBm
GPS Accuracy 5m
GPS Start time Cold status  45s
Warm status  35s
Hot status  1s
Voltage of car power system 12 V -24V
Backup battery Chargeable 3.7V 800mAh Li-ion battery
Storage Temp. –40°C to +85°C
Operation Temp. –20°C to +65°C
Humidity 5%--95% non-condensing
Dimension 87*54*26mm
Weight 130g
PST-VT103A Features & Functions
Tracking ways Tracking by SMS
Track by making a missed call to the tracker
Track by Preset Interval
Track by free PC version GPS tracking software
Track by web based GPS tracking software(extra buy)
Remote operation function Cut off the Oil and Power System
ARM and DISARM / LOCK
Monitor
Basic function Change time zone
Support Location based service (LBS)
GPS drift suppression
Data logging and Data Load
Sleep Mode
Reset Hardware
Inquiry function Absolute street address by SMS
Automatic update positions of vehicle turns
Forward the third parties’ message
Charges Inquiry
Check the Vehicle State
Check IMEI
Alarm function Low battery alarm
Power off alarm
SOS alarm
Geo-fence alarm
Multi-area management alarm
Movement alarm
Over speed alarm
ACC working alarm
Fuel alarm (Optional)
Door alarm
Shock Sensor alarm (Optional)
Alarm without GSM network service
PST-VT103A Package List
Tracker host x1
GPS Antenna x1
GSM Antenna x1
Microphone x1
WireHarness x1
Relay x1
User Manual x1
PST-VT103A Optional Accessories (Need extra charging)
Fuel sensor
Siren
Shock sensor
Relay for central locking
Web based GPS tracking software