CB1 Adapter: 1. CPU: Allwinner H616, -core -A53 @1.5GHz 2. GPU: G31 MP2, support OpenGL3.2 3. RAM: 512MB/1GB DDR3L SDRAM 4. Display: -compatible 2.0A interface, support 4K display 5. USB 2.0 port 6. 100M Ethernet + 100M WiFi 7. The same BTB header as the CM4 Note:1. The CB1 couldn' be connected to the PI TFT screen. The /CSI port will only work while using CM4. 2. The PI4B should be used with CB1 or CM4 core board to run Klipper. CB1 is an to for CM4. PI4B Adapter V1.0is a for CM4 board, when the for CM4 is plugged in, it can be used as a for 4, which brings for customers to use the CM4. type: B Colour:black Material:PCB+electronic components+metal Package Contents: 1 x CB1 core Board 1 x CB1 Heatsink 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.