... System: WinCE.Net 5.0, ARMV4I VIDEO(MOVIE)SDRAM (default): 64MB DDR2MP4,ASF,WMV,AVI,DIVX,XVID,MPEG4, Divx 5.0 ... .11,MPEG2,ASFCAPACITYAUDIO(MUSIC)Built-in memory: support 2GB/4GB/8GB (not included)MP3, WMAExternal memory card expandable: support PHOTO VIEWER2GB/4GB/8GB ... GPS antenna E-BOOKI/Os TXTStorage: 1 x SD slot or 1 x MicroSD slot TOOLSUSB 2.0 device interfaceCalculator, Calendar ...