1. Rockchip RK3566 quad-core 64-bit processor, RAM, WiFi5+BT5.0, supports BLE. 2. For 3B uses Rockchip RK3566 quad-core 64-bit processor, 22nm advanced technology, main frequency up to 1.8GHz, integrated ARM MaliG522EE graphics processor, supports OpenGLES 1.1/2.0/3.2, OpenCL 2.0, 1.1 , built-in high-performance 2D acceleration module; built-in Al accelerator NPU with 0.8Tops computing power, supports one-click conversion of mainstream architecture models such as Caffe/TensorFlow/TFLite/ONNX/-Torch/Keras/Darknet. 3. VPU can achieve 4K@60fps 265/264/VP9 video decoding and 1080P@100fps 265 video encoding, 1080P@60fps 264 video encoding, supports 8M ISP and HDR; has 2GB/4GB/8GB (LPDDR4/4X), supports 16GB/32GB/64GB/128GB/256MB eMMC module, supports 16MB/32MB SPI Flash, has Wi-Fi5, BT5.0, and supports BLE. 4. for Orange Pi3B uses a wealth of interfaces, including output, M.2 M-KEY (optional), TF card slot, Gigabit network port, USB2.0, USB3.0, 3.5mm headphone jack, MIPI interface, eDP interface, MIPICSI camera interface, multi-functional 40 Pin expansion interface, etc., can be widely used in TV boxes, high-end tablets, edge computing, face recognition, smart security, smart home and other fields, empowering rich Al applications and Internet of Things scenario. 5. For 3B supports Android11, Ubuntu22.04, Ubuntu20.04, Debian11, Debianl2, open source Hongmeng 4.0 Beta, OS (Arch), OS (OH) based on open source Hongmeng and other operating systems. 1. Main control chip: Rockchip RK3566 2. CPU: Quad-core 64-bit -A55 processor, 22nm advanced technology, main frequency up to 1.8GHZ 3. GPU: ARM MaliG52 2EE graphics processor; supports OpenGLES 1.1/2.0/3.2, 0penCL2.0, 1.1; built-in high-performance 2D acceleration hardware 4. NPU: Integrated RKNN NPU AI accelerator, 0.8ToPS@INT8 performance, supports one-click conversion of Caffe/TensorFlow/TFLite/ONNX/PyTorch/Keras/Darknet architecture models 5. VPU: 4K@60fps 265/264/VP9 video decoding, 1080P@100fps 265 video encoding, 1080P@60fps 264 video encoding 6. PMU: RockChiD RK809-5 7. Storage: Support eMMC module: 16GB/32GB/64GB/128GB/256GB; TF card slot 8. Wi-Fi+Bluetooth: Wi-Fi5+BT5.0, BLE(AP6256) 9. Ethernet transceiver: 10/100/1000Mbps Ethernet (onboard PHY chip: YT8531C-CA) 10. Display: 1xHDMITX2.0, maximum support 4K@60FPS; 1xMIPI DSl2 ;eDP1.3 11. Camera: 1xMIPICSI2Lane camera interface 12. USB: 1xUSB2.0 supports Device or HOST mode; 1xUSB 3.0 HOST; 2xUSB 2.0 HOST 13. Audio: 3.5mm headphone jack audio input/output 14. Keys: 1xMaskROM key, 1xRESET key, 1xPOWER key Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use. Type:RAM 4GB Colour:As Shown Material:PCB Package Contents: 1 * Development Board Module Only the above package content, other products are not included. Note: Light reflection 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.