... speaker, volume adjustable;4.Button and touch-screen operation;5.Built-in sensitive GPS antenna;6.The navigating software could ... port;11.Built-in rechargeable Li-battery which can be powered by travel and car charger. specification CPUMediaTek MT3351flash memory64/128 ... , the blue light is on.Operating SystemMicrosoft Windows CE 5.0Navigation SoftwareSD cardVideo PlayerASF,AVI,WMV,3GP,MP4,FLV;Audio ...