1) 4" Screen , 16:9 TFT 260K colors touch panel Display; LCM backlight adjustable. 2) CPU Processor : CPU: ARM9. 3) Operation system: Windows CE 5.0 4) Support PPC game and FLASH game, PocketNester,3D, Windows CE games etc. 5) Support WAV/WMV/DRM-WMA etc audio file playback and AVI/WMV/ASF/3GP/DIVX/H.264 etc video file playback. 6) JPG/JPEG/BMP/GIF picture browsing, user-defined desktop; 7) Support USB1.1 HOST/USB1.1/USB1.1/USB2.0 Device 8) E-Booking Read function (Word / txt.), voice recording; 9) SD/MMC slot reading; 10) Support the software such as ; MSN, SKYPE,TCPMP, Windows Media Player, and Word, Excel, PowerPoint, Picture Viewer, PDF viewer etc. 11) Built-in rechargeable lithium battery (2400mAh) Power input: 100-240V AC adaptor, Output :DC 5V, 1000mA 12) Size: H 150 * W 71 * D 16.5mm