Onboard standard CM4 connector, supports access to CM4 Lite / eMMC series motherboards, -core A72 64-bit processor, more powerful performancePort location compatible with 3B series (3B / 3B+) motherboardsOnboard USB audio headphone ; onboard 4-way USB expansion port, compatible with USB 2.0 / 1.1 transmissionOnboard RJ45 Gigabit Ethernet port, 10 / 100 / 1000 M adaptiveOnboard POE pins, support access to expansion boards with PoE functionType: expansion boardColour:blueMaterial:PCBPackage Contents:1 x Expansion Board1 x Screw PackOnly 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store