This board is an expansion board compatible with the Antmicro Baseboard for Jetson Orin. It features a PCIe 3.0 switch that expands the number of available PCIe ports by connecting multiple PCIe endpoint devices to a single PCIe root complex. The expansion board includes an M.2 (key-M) slot, and an option to choose either an additional M.2 slot (key-M) or an OCuLink Connector. These are intended for connecting additional storage solutions with RAID support to the Antmicro Baseboard for Jetson Orin. Both M.2 slots support 2280 and 2242 M.2 NVMe discs.