... .Bottom features are as follows: 1, USB HOST interfaces; 2, USB Device Interface 3 way 232, 3-way TTL serial port; 4,100 M ... way directed; 13, Camera Interface 14, headphone jack, 1.5W speaker interfaces; 15, IIC ADC SPI Interface 16,10-bit code ... a development board (with 4.3 "LCD) supporting a number of CD-ROM Good &New Real6410 development board + 4.3 inch touch LCD Andriod ...