1. For CM4-NANO-B expansion board is convenient for learning and evaluating the computing module or directly integrated into the product2. The size of CM4, the onboard standard CM4 connector, integrates a of interfaces to meet the needs of most usersCM4 deck: for all versions of Compute Module 4Networking: Gigabit Ethernet RJ45 interfaceConnector: for 40PIN GPIO interface x 1USB: USB2.0 Type A interface x 1Display: MIPI connector x 1 (15pin 1.0mm FPC connector)Camera: MIPI CSI-2 connector x 1 (15pin 1.0mm FPC connector)Video: Mini -compatible interface x 1, support 4K 30fps outputAudio: 3.5mm headphone Storage Onboard: -sd card slot (for versions without eMMC)Power input: 5Vcolor:BlueMaterial:PCB+Metalsize: 56 x 41mmPackage Contents:1 x CM4 expansion boardOnly the above package content, other products are not included.Note: Light 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.