[Nano Baseboard (B) For Raspberry Pi Compute Module 4] Suitable for evaluating Raspberry Pi CM4 or integrating into end products [Same Size As CM4] Standard CM4 socket, suitable for narrow application environments [Multiple Peripheral Interfaces] Standard CM4 socket, 40PIN GPIO, Gigabit Ethernet, USB2.0, , CSI, 3.5mm audio jack [STORAGE]-SD card slot for Compute Module 4 Lite (without eMMC) variants [Note] CM4 is NOT included. Please purchase it separately if needed. Nano Baseboard (B) For Raspberry Pi Compute Module 4, same size as CM4 Nano Baseboard (B) For CM4 Suitable for evaluating Raspberry Pi CM4 or integrating into end products Baseboard for Compute Module 4 Lite/eMMC Compact, yet complete Standard CM4 socket, 40PIN GPIO, Gigabit Ethernet, USB2.0, , CSI, 3.5mm audio jack... All in the compact body just like the size of CM4 CM4 SOCKET---suitable for all variants of Compute Module 4 NETWORKING---Gigabit Ethernet RJ45 connector CONNECTOR---Raspberry Pi 40PIN GPIO header x 1 USB---USB 2.0 Type A connector x 1 DISPLAY---MIPI port x 1 (15pin 1.0mm FPC connector) CAMERA---MIPI CSI-2 port x 1 (15pin 1.0mm FPC connector) VIDEO---Mini -compatible port x 1, supports 4K 30fps output AUDIO---3.5mm jack STORAGE----SD card slot for Compute Module 4 Lite (without eMMC) variants POWER INPUT---5V DIMENSIONS---56 x 41mm Color: blue Material: PCB Size: 56 x 41mm Package Contents: 1 X Expansion Board 1 X 2 x 20PIN Color Straight Header 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.