Features: Supports NGFF (M.2) 2230 size KeyA/Key E. Supports PCIE 1X/4X/8X/16X cards Supported operating system include: Windows 2000/Server2003/XP&XP 64bit/Vista64bit/7&7 64bit. This product supports both PCIE based and USB2.0 based NGFF slots. Supports USB2.0 data rate of 480Mb/s. Easy to install, plug play. This converter does not require the installation of driver. Specifications: Size:As Pictures Item:NGFF (M.2) KeyA/KeyE slot to PCIE 1X/4X/8X/16X Graphics Card USB Slot with FPC Flexible Cable PCIExpress Base Specification 1.1 (up to 2.5Gpbs) USB Specification, USB2.0 high-speed (up to 480Mbps) Power supply: 3.3V (for PCIe slot power, from NGFF slot), 5V (for USB power, from FDD4P), 12V (for PCIe power, from FDD4P)ize: Ad Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1PC NGFF (M.2) to PCIE Extension Adapter