BIGTREETECH CB1 V2.2 core board size is the same BTB header as the For Raspberry-Pi CM4. It can be directly installed with Pi4b adapter or Raspberry-Pi. Highly cost effective way to run your Klipper. Display adopts MaliG32 MP2 GPU, support OpenGL3.2 and HDMI2.0A UHD 4K Video & Audio output(such as HDMI5 touchscreen), onboard USB2.0 port. Powerful high performance details and clarity. BTT CB1 V2.2 quad-core architecture is 62bit, ARM Cortex-A53@1.5GHz processor, 1GB DDR3 RAM. BIGTREETECH CB1 Network Support 100M Ethernet +100M WIFI. BIGTREETECH CB1 V2.2 core board can run Linux / Support Debian / progammable, high speed and high stability, and is convenient for users to DIY. Compatible with Manta M4P/Manta M5P/Manta M8P/Manta E3 EZ 3D printer moterboard to running Klipper firmware.