1,The NanoPi R2C(as "R2C") is an development board with dual-Gbps Ethernet ports designed and developed by for IoT applications.2,The NanoPi R2C uses the RK3328 SoC. It has two Gbps Ethernet ports and 1G DDR4 RAM. ported an OpenWrt system for it. It is a good for developing IoT applications, NAS applications etc.CPU: Rockchip RK3328, -core -A53DDR4 RAM: 1GBFlash: 8GB eMMC 5.1 FlashNetwork:Internal 10/100/1000M Ethernet Port x 1USB3.0 converted 10/100/1000M Ethernet Port x 1USB2.0 : Type-A x1-SD Slot x 1-USB: power input and USB SlaveDebug Serial Port: 3.3V TTL, 3-pin 2.54mm pitch connector, 1500000 baudsLED: LED x 3KEY: KEY x 1 programmable8 Pin GPIO Connector:1 x I2C,1 x UART/2 x GPIOsPC Size: 57.5 x 54.3mmPower Supply: DC 5V/2ATemperature measuring range: 0 to 80OS/Software: U-,-Core,OpenWrtColour:blackMaterial:PCB+metalPackage Contents:1 x R2C Plus development board1 x metal case1 x USB cableOnly 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.