Features: Application scope: suitable for motherboards or notebooks with for m.2 for key AE interface Contact us if you have questions,we will try to serve you until you are satisfied. Hardware requirements: a motherboard or laptop computer that supports ae network card interface and for m.2 for key; This product is an for M.2 for Key AE expansion card, which requires a free for M.2 for Key Ae slot on the motherboard to install and use another key-It cannot be installed and used in the for M slot, do not insert it into the slot KEY-M This product is a desktop pci-e expansion card, which requires an for m.2 slot free on the motherboard to install and use. brand new and high quality The latest for m.2 card slot expands with two usb2.0 ports, which is very suitable for connecting mini usb devices. Specifications: Material：PCB Product Name: for m.2 AE for Key to Dual-port USB2.0 Expansion Card Product Model: P2U-G01 Main Control: GL850 Size: Cable Length: 30cm Support Interface: AE for key for m.2 Number of Branch Connectors: One to Two Data Transmission Speed: 30(mb/s) Support System: winxp/vista/win7/win8 32bit/64bit for mac 10.8 and above Package Includes: 1 x USB2.0 Expansion Card, 2 x Data Cable. note: Note that m2 of cniv interface cannot be transferred without usb signal Please allow 0-1cm error due to manual measurement. 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. Thank you!