ModelNoVT310 BriefDescription VT310isaGPS/GSM/GPRStrackingdevice whichisspeciallydevelopedanddesignedfor vehiclereal-timetrackingandsecurity. WithsuperiorGPSandGPRSmodules,VT310 hasgoodsensitivityandstableperformance.It cangetaccurateGPSfixeveninremoteplaces. MainFeatures TrackingviaSMSorGPRS Currentlocationreport Trackingbytimeinterval Positionloggingcapacityupto260,000+waypoints Built-inmotionsensor Emergencyalert Geo-fencingcontrol Lowbatteryalert Speedingalert Wiretapping Alertwhenenter/exitGPSblindarea I/O:5digitalinputs,3negativeand2positivetriggering;5outputs. Rebrandingacceptable HardwareSpecifications Dimension 103mmx62mmx25mm InstallationDimension 103mmx84mmx25mm Weight 165g Frequency GSM900/1800/1900MhzorGSM850/900/1800/1900Mhz GPSModule SiRF-StarIII GSMModule Simcom GPSSensitivity -158Db GPSFrequency L1,1575.42MHz C/ACode 1.023MHzchiprate Channels 20channelall-in-viewtracking PositionAccuracy 10meters,2DRMS VelocityAccuracy 0.1m/s TimeAccuracy 1ussynchronizedtoGPStime Defaultdatum WGS-84 Reacquisition 0.1sec.,average Hotstart 1sec.,average Warmstart 38sec.,average Coldstart 42sec.,average AltitudeLimit 18,000meters(60,000feet)max. VelocityLimit 515meters/second(1000knots)max. BackupBattery 850mAh PowerSupply +9V-+35V/1.5A LED 2LEDlightstoshowGPS/GSMworkingstatus. FlashMemory 8MB Packing Inboxof210mmx160mmx70mmperunit