Features: Expands systems by one MCIO interfaces. It can be connection one SSDs by using optional cable. The card transmits PCIE using the 4x pcie protocol. MCIO cables are suitable for data center, networking and telecommunications markets that use PCIe, Ethernet and othersignal protocols. Support cable to board and card to board applications in system, which include chip to chip, chiptomodule, chip to board and card Edges option. High-performances cable for networking and servers equipment: Support a wide protocols, including PCIe, Ethernet, and more, ensuring performances for your equipment. Support for PCIe, 25G Ethernet, and 56GT/s PAM4 means can trust that your equipment will perform without any signal loss or degradation. Specifications: Component:PCB Size:Approx.78x120mm/3.07x4.72inch Package Includes: 1Pc Extension Card note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.