Features: This is a Power over Ethernet (PoE) Small expansion board for Orin Motherboards motherboards that supports the IEEE802.3af/at networking standard. For PoE routers switches that support this networking standard, this expansion board allows motherboards to be networked and powered by a single cable. Suitable for motherboards supporting PoE Power over Ethernet. Supports IEEE802.3af/at PoE Networking standard with fully isolated switched power supply (SMPS). More compact component layout, smaller overall size, more flexible use Specifications: Item：PoE Power over Ethernet Expansion Board Size：As Pictures Package Includes: 1Set PoE Power over Ethernet Expansion Board note: Due to problem of lighting effect and shooting, there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurment.