Features: Brand new and high quality Support Mini PCI-E. Support PCI-E 1X/4X/8X/16X card. Support Windows Server 2003/XP & XP 64-bit/Vista & Vista 64-bit/ 7 /8 /10 64-bit. Support both PCI Express based and USB 2.0 based NGFF slot. Support USB 2.0 480 Mb/s data rate. PCI Express base Specification 1.1 (Up to 2.5Gpbs). USB Specification, Release 2.0 Hi-Speed (Up to 480Mbps). Power Supply: 3.3V (For PCIe Slot, from NGFF slot), 5V (For USB, from FDD 4 pin), 12V (For PCIe, from FDD 4pin). No drivers needed for this Adapter. Magnetic Pad Design and Easy Installation, Plug and Play. Specifications: Material: PCB Note: Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks! Package includes: 1 x mPCIe to PCIe 4x PCI-E x4 Adapter