NGFF (M.2) Key A/E to PCI E Express X4: This M.2 NGFF Key to PCIe X4 extension cable supports NGFF(M.2) 2230 type key A/E and supports PCI E 1X/4X/8X/16X cards. Compatible with Win 2000, Server 2003, Win XP, Win XP 64bit, Vista, Vista 64bit, Win 7, Win 7 64bit. High-Speed Data Transfer: Enjoy fast data transfer speeds with this NGFF to PCI E Express Adapter. It supports PCIe X4 interface and USB 2.0 for efficient and reliable data transfer. PCI Express basic standard 1.1 (up to 2.5Gpbs), USB 2.0 high speed (up to 480Mbps). Versatile Compatibility: This NGFF M.2 Key to PCIe X4 extension cable is compatible with a wide range of devices that support NGFF Key A/E interface. Easy Installation and Plug and Play: No need for complicated installation processes. Simply connect this NGFF adapter to the slot or port and start using your compatible devices instantly. Stable Power Supply: This adapter provides stable power supply to your NGFF devices. It supports 3.3V (for PCIe, from NGFF slot), 5V (for USB, from FDD 4pin) and 12V (for PCIe, from FDD 4pin) to ensure optimal performance.