CPU: Allwinner H3, -core -A7 Up to 1.2GHzDDR3 RAM: 512MConnectivity: 10/100M EthernetWiFi: 802.11b/gBluetooth: Bluetooth V4.0 of 1, 2 and 3 Mbps.Color: blackMaterial: PCB+ metalCamera: OV5640Key: GPIO KeyUSB : 2.54mm pin x2, exposed in 2.54mm pitch pin headerMicroSD Slot x 1MicroUSB: OTG and power inputDebug Serial Interface: exposed in 2.54mm pitch pin headerAudio input/output Interface: exposed in 2.54mm pitch pin headerGPIO1: 2.54mm spacing 16pin. It includes UART, SPI, I2C, Audio etcGPIO2: 2.54mm spacing 16pin. It includes USB,10/100M Ethernet, IO etcPCB Dimension: 25.4 x 55mmPower Supply: DC 5V/2ATemperature measuring range: -40 to 80OS/Software: U-,Linux 4.11.2 (mainline) , 16.04.2 (Xenial)Package Contents:1 x Development Board2 x 16pin single-row pin header1 x Antenna1 x OV5640 cameraOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store