[SDK Document] LicheePi 4A SBC support Debian / Android / OpenWRT / Ubuntu-22.04 OS. SDK download please click "WayPonDEV" store and ask the question. All technical and after-sales questions, please leave the message to "wpd#youyeetoo&com (#--->@,&--->.)". [Video Decoder Encoder] LicheePi 4A Mini PC supports HDMI+MIPI dual 4K display output, supports H.265 / H.264 / VP9 / AVS / AVS+ / AVS2.0 / VC1 / MPEG4 real-time decoder, Max 1920x1080 resolution, maximum decoding performance 4K@75fps. Support H.264 BP / MP / [email protected] and H.265/HEVC Main Profile encoding, max encoding performance up to 4K @40fps. [Wide Application] LicheePi 4A open source mini computer board can be widely used in tablets, edge computing, artificial intelligence, cloud computing, AR/VR, intelligent security, smart home and other fields, covering AIoT various industries. [Open Source Environment] LicheePi 4A IoT development board has Powerful Performance, Open Source Application Environment, Rich Software Ecology and Faster Native Compilation, more possibilities for Lichee Pi 4A. Faster than Raspberry Pi 4B mini computer and in some cases. The performance of LicheePi 4A AI single board computer is about 2 times that of VisionFive2 RISC-V SBC. [Rich Interface] LicheePi 4A open source single board computer onboard WiFi4+Bluetooth 5, Gigabit Ethernet port x2, USB3.0 x4, USB2.0 TypeC x1, 3.5mm headphone jack x1, speaker jack x1, HDMI2.0 x1, 4-lane MIPI DSI x1, 2-lane MIPI CSI x2, 4-lane MIPI CSI x1, onboard microphone x2, with 2x 10Pin GPIO interface: support UART, IIC, SPI. Also onboard TF card slot. [High Performance RISC-V CPU] LicheePi 4A Single Board Computer uses TH1520 as the main control core CPU ([email protected], RV64GCV, 4TOPS@int8 NPU, 50GFLOP GPU), onboard 16GB 64bit LPDDR4X RAM, 128GB eMMC, support OpenGL ES3 .0/3.1/3.2, OpenCL 1.1/1.2/2.0 and Vulkan 1.1/1.2, support Tensorflow, ONNX, Caffe. Independent power domain, supports DVFS.