1. This product is a desktop PCI-E expansion card, which requires a free M.2 slot on the motherboard for installation and use. 2. Suitable for motherboard or notebook with M.2 KEY A-E interface 3. Extends two USB2.0 port through the latest M.2 NGFF card slot, ideal for connecting mini USB devices 4. Easy to install and convenient to use 5. Adopted of electronic components, and accuracy process, ensure for the durability Item Type: M.2 NGFF to USB Riser Card Model: NGFFP2U-G01 Adopt Master: GL850 Support Interface: KEY A-E M.2 NGFF Support System: for WinXP/for Vista/for Win7/for Win8 32-bit/64-bit Colour:Black Material:PC+Plastic Package Contents: 1 x M.2 NGFF to USB Riser Card(Due to different product batches, the appearance may vary, which does not affect the use)