Product name: rock 3A development board: ROCK 3 ACUP: Rockchip RK3568 quad-core -A55, clocked at 2GhzGPU: Mali G52NPU: 0.8T NPUMemory: 2GB LPDDR4 3200MT/s, up to 1560MHZStorage: EMMC, USD card (USD slot supports up to 128GB USD card), M.2 SSD (M.2 connector supports up to 8TB M2 NVME SSD)Display output: -compatible 2.0 up to 4k*2K @60; MIPI 2 Lanes via FPC connector; -compatible with any two of MIPI- can work at the same time, support dual-screen simultaneous display, dual-screen different displayAudio: 3.5mm headphone (four-segment, audio input and output); HD audio decoding 24-bit/96KHZ audioCamera: MIPI-CSI 2 lanes via FPC connector, support up to 800 MP cameraWifi: M.2 expansion interface, support M.2 interface WIFI module expansionUSB: USB3.0, OTG*1, hardware switch for /device switch. front one;USB3.0 *1;USB2.0 *2Ethernet: Gigabit Ethernet port, support POE supply (expansion board is required, expansion board is not included)IO: 40-pin expansion header; 5*UART supply: fast charging source Type C PD2.0, 9V/2A, 12V/2A, 15V/2A, 20V/2A; QC fast charging source, Type C QC3.0/2.0 adapter, 9V/2A, 12V/1.5AProduct size: 85x56mmColour:greenMaterial:PCB+MetalPackage Contents:1 x rock 3A development boardOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.