main spec: Senary(Synaptics) VideoSmart VS680 quad-core Cortex-A73 (2.1GHz) and One Cortex-M3 processor Imagination GE9920 GPU NPU for AI up to 6 .75Tops 4GB LPDDR4 16GB eMMC flash M.2 Key E(PCIe + MIPI CSI) 4 USB 3.0 1 GbE ethernet 1 HDMI in and 1 HDMI out Hardware interface: Hardware Specification of Banana pi BPI-M6 CPU Senary(Synaptics) VS680 quad-core Cortex-A73 (2.1GHz) and One Cortex-M3 processor GPU Imagination GE9920 GPU NPU for AI Up to 6 .75Tops Memory 4 GB LPDDR4 Storage MicroSD slot with support for up to 256GB expansion and 16G eMMC flash with support for up to 64GB Network 10/100/1000 Mbit/s Ethernet,Optional WiFi USB dongle Video 1 x HDMI 2.1 (up to 4K@60Hz?with HDR, CEC, EDID) out, and 1 HDMI in Port Audio Output(s) 1 x HDMI digital output Display MIPI DSI interface M.2 interface M.2 Key E(PCIe + MIPI CSI) USB ports USB 3.0 PORT (x4) GPIO 40 Pin Header: GPIO (x28) and Power (+5V, +3.3V and GND). GPIO pins can be used for UART, I2C, SPI or PWM Switches SPI boot and U-boot LED Power Status and Activity status Power Source 5 volt @3A TYPE C Size & Weight 92x60mm, 48g OS Android and Linux