1. Amlogic S905X3 Quad-Core -A55 (2.0xxGHz) Processor. Mali-G31 GPU Graphics Processor. 4GB LPDDR4 memory. 16GB eMMC onboard storage. 4*USB 3.0 ports. 1*GbE Gigabit Ethernet port. -compatible output 2. CPU:For Amlogic S905X3 Quad-Core -A55 (2.0xxGHz) 3. GPU:For Mali-G31 MP2 GPU with 4 x Execution Engines (650Mhz) 4. Memory:4 GB LPDDR4 5. Storage:For SD 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 Video Output(s):1 x 2.0 (up to 4K@60Hz with HDR, CEC, EDID) Audio Output(s):3.5mm jack and 1 x -compatible digital output 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:Reset, Power and U-boot LED:Power Status and Activity status Power Source:5 volt @3A via Micro-USB (TYPE C) OS:Android and Linux Type:For Banana PI M5 color:Blue Material:PCB size:92 x 60MM Package Contents: 1 x Development Board 1 x case Only the above package content, other products are not included. Note: Light 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.