... 2.4GHZ 802.11b/g hotselling tablet pc !! 7 Inch Android 2.2, DDR256M, Usb 3G,App market Tablet Pc MID,umpc,laptop,1. ... TF card readerAudio3.5mm headphone jackHigh-quality stereo loud speakerBuilt-in microphoneMedia FileAudio file formats supported: MP2, MP3, WAV, ... formats support: JPG, JPEG, BMP, and PNG.CameraBuilt-in 30,0000 pixels cameraPower adapter9V,1.5ABatteryBattery capacity:1800maSize19.85cm ...