This converter expands the system by one MCIO interface. It can be connected e.g. one SSD by using an optional cable The card transmits PCI Express signals using the 4x pcie protocol What is mini cool edge Io (MCIO): MCIO cables are designed for data center, networking and telecommunications markets that use SAS, PCIe, Ethernet and othersignal protocols The solution can support cable to board and card to board applications in system, which include chip to chip, chiptomodule, chip to board and card edge option High-performance cable for networking and server equipment: The MCIO Mini Cool Edge IO is designed to support a wide range of protocols, including SAS, PCIe, Ethernet, and more, ensuring optimal performance for your equipment Industry standards: Support for SAS 3.0/4.0, PCIe Gen 3/4/5, 25G Ethernet, and 56GT/s PAM4 means that you can trust that your equipment will perform at optimal levels without any signal loss or degradation Specification: Connectors: 1 x MCIO female 1 x pci-e 4x male Data transfer rate: up to 64 Gbps Bootable, ex UEFI version: 2.3.1 Support: NVM Express (NVMe) 1.2 System requirements: Linux Kernel 4.3 or above Windows 8.1/8.1-64/10/10-64 A free pci-e interface with 4x/8x/16x