Specification: CPU Samsung 400 MHz Processor Operating System: Microsoft WinCE.NET 4.2 Core Version Internet memory: 64MB SDRAM Built-in SiRF module GPS high sensitivity receiver Battery:1300-2600mAh Li-ion Expansion Slot SD slot Speaker Built-in speaker 2W USB Client for ActiveSync Software: GATE5 Map: TA Hot Start : less than 9 sec(typ). Warm Start : less than 38 sec(typ). Cold Start : less than 43 sec(cold). Satellite reacquisition Time Accuracy :100ms Position Accuracy : up to 3m possible Time Mark: Output 1 Pulse/sec, aligned with GPS time + / - 0.1 sec Accessories: Car charger, travel charger , USB Cable, User Manual, Bracket . Compact portable ALL IN ONE design Just plug in, switch on and GO User friendly touch screen operation Voice guiding route instructions Easily to take from car to car and walkabout.