... delivery 4) Multi languages e book reader wifi and touch screen: Main features: HardwareFunction ChipRK2808A(ARM9,600MHZ+DSP5500Mhz ) ... ,soft keyboardTouch screen7"4-wire resistive touchscreen (singal touch)Gravity sensorMMA7660(rotate screen according direction,2D direction)Track ... ,micOutputLCD5''resolution:800*480 (ultra thin,including single touch)Speaker1W*2,20x14, LM4890 Earphone3.5”HDMImini A, ...