3.5"64K color RGB TFT LCD with touch panel SG-616 320*240 pixels SD memory slot for map expansion build in speaker with audio output for external speaker 32 Mbytes NAND flash + 64Mbytes SDRAM onboard Video format:WMV/AVI/ASF Music format:WMA9/MP3/WAV Photo format:JPEG/BMP TXT file Rechargeable internal Lithium battery(lasts 5 hours) USB 1.1 connector for Active Sync WinCE.NET 4.2 OS Kerne (media player support DRM. mp3 .mp4.wma...) Netropa navigation software with NAVTEQ map database Dimension:126 x 81 x 23mm Weight:200G