... monitoring, people locator. gps track sms voice map gps track sms voice map ModelWT200ApplicationPersonal TrackingMaterialAluminum alloy case, ... mobile station class BGPS chipJRC high sensitivity GPS chip groupGPS sensitivity164dbmGPS frequencyL1, 1575.42MHPosition ... engine, door), speed, mileage, direction, GSM signal, GPS signal, Longitude, LatitudeMileage1. mileage statistics, can synchronize ...