Rockchip RK3566Quad-core 64-bit 1.8 GHz Delivers Smooth Klipper Operation 32GB eMMC StorageStable, Shock-Resistant Klipper Operation CSI /H]DSI InterfaceCamera and Display Support DC 12V-24V Power via Screw Terminals 0.8 TOPS NPUEnabling the Future of A1-Powered 3D Printing RAM: 2GB LPDDR4 ROM: 32GB32CеMMC Gigabit Ethernet 2.4/5G Bluetooth 5.2 40-pin GP10 Compatible with for Raspberry Pi Ecosystem Pi 2 Specifications: CPU:Rockchip RK3566, Quad-core Cortex-A55 @1.8GHz GPU:Mali-G52 1-Core-2EE NPU:0.8 TOPS NPU RAM:2GB LPDDR4 Onboard eMMC:32GB MIPI DSI Display Support:Yes (320P-1080P 60Hz) SPI Flash:Customizable: W25Q256JWEIQ Camera:2-Lane MIPI CSI2 (320P-1080P 60Hz) USB Ports:3x USB 2.0, 1x USB 3.0 PCIe:PCIe 2.1 1x1 Lane (Supports M.2 2242 4PIN+5PIN) TF Card Support:Yes (SDIO2.0) Ethernet:Gigabit Ethernet WiFi:2.4G/5G, 802.11 ac/a/b/g/n, 433.3Mbps Bluetooth:BT5.2 Audio Interface:3.5mm, compatible with MIC input Condenser Microphone Input Interface:Yes GPIO:Standard 40-pin GPIO Header HDMI-compatible Output:HDMI-compatible 2.0 OUT (480P-4K 60Hz) Onboard IR Receiver:Yes Product Dimensions:93.8mm x 56mm Installation Dimensions:58.2mm x 49.4mm Mounting Holes:Same as Raspberry Pi Input Voltage:DC 5V±5%/2A (via Type-C), DC 12V-24V (via Screw Terminals) Output Voltage:3.3V±2%/100mA Colour:Black Material:PCB+Electronic Components Package Contents: 1 x Pi2 Core Board 1 x WiFi antenna 1 x heat sink 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.