Details:Processor: centrality atlas III 327MHz Memory: Internal: 64MB SDRAM and 64MB~1G flash External: SD/MMC/HDMC card Display: 4.3-inch touch panel TFT 480x 272(16:9) resolution Interface: USB2.0 up to 12Mbp Operation system: Windows CE 5.0 Core GPS receiver: module and built-in antenna Navigation software: IGO,Horizon,Route66,Gate 5…(Optional) Battery:built-in rechargeable lithium battery, 950mAh, with car and DC/DC charger Multimedia: video and audio player supporting all format , photo and E-book Bluetooth & Wireless reverser camera :Optional Traffic message channel:Optional Build-in Hi-Fi speaker and 3.5mm stereo phone jack With FM transmitter and AV-IN