Features: 1. The for Orange Pi 4 is not only a consumer product, but also designed for anyone who wants to use technology to create and innovate.2. It is a very simple, interesting and practical tool, you can use it to create the world around you, supporting Android8.1, Ubuntu16.04, Ubuntu18.04, Debian9 and other operating systems3. For Orange Pi4 adopts Rockchip RK3399 dual-core A72 + quad-core A53 "server-grade" processor (28nm HKMG process), with a main frequency of up to 2.0GHz, with super processing power, and Mali-T864 high-end GPU graphics processing.4. Integrated on-board 2.4/5G dual-band WiFi, on-board Bluetooth 5.0, support dual cameras, binocular visual ranging, microphone, power management, TF card storage, support SATA and SSD expansion, LED indicators, LoW-level peripherals , support 4K output, USB Camera, Rockchip-RK3399's powerful performance configuration will bring milestone changes to VR, panoramic shooting, visual recognition, server, 3D and other cutting-edge technologies5. With dual-channel 4GB LPDDR4 and 16GB high-speed eMMC storage. for Orange Pi4 quoted quite rich interfaces, HDMI-compatible output, 40 Pin headers, headphone jack, camera interface, LCD interface, DC, Typec, Battery power supply interface, onboard Gigabit Ethernet port, 2 USB2.0 HOST interfaces , and added high-performance data transmission and display interfaces such as PCIE and USB3.0 Type-C.Specification:CPU: Rockchip RK3399 (28nm HKMG process) 6-core ARM 64-bit processor, main frequency up to 2.0GHz, based on big.LITTLE large and small core Architecture: dual-core Cortex-A72 (large core) + quad-core Cortex-A53 (small core)Audio output: 3.5mm headphone jack and HDMI-2.0a compatible, input: MICVideo output: 1xHDMI-compatible 2.0 (Type-A), support 4k@60 frame output; 1xDP1.2 (Display Port), support 4K@60 frame output; 1xMIPI_TX0, support dual-channel 2560x1600@60 frame Output; 1xMIPI_TX1/RX1, support dual channel 2560x1600@60 frame outputCamera: 2xMIPI-CSI camera interface (MIPI-RX0, MIPI_TX1/RX1)USB: 2xUSB2.0 HOST, 1xUSB3.0 HOST, 1xUSB3.0 Type-cRTC: support RTC, onboard backup battery interfaceDebug: 3pin debug serial portReserved interface: GPIO1 40pin pin header (1xI2s, 2xI2C, 1x SPI/UART, 9xGPIO) GPIO2 24 pin PCIE interfaceKeys: 1*upgrade key, 1*reset keyPower management: RK808PMU chipPower supply: DC 5V/3A TYPE-C 5V/3ALED: power indicator, status indicatorOS Support: Android8.1, Ubuntu16.04, Ubuntu18.04, Debian9PCB: 6 LayerProduct size: 91 x 56mmMaterial: PCB+Metalcolour: bluePackage Contents:1 x for Orange Pi 4 development boardOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.