USB 3.0 to 10/100/1000 Gigabit RJ45 Ethernet LAN Network Adapter 1000Mbps For MAC OR Window PC Supports 10/ 100/ 1000 Mbps auto-sensing capability USB 3 .0 Interface,Backward compatibility with USS 2 .0 Input interface: RJ45 to network cable Supports A uto MDIX (straig ht and cross network cable auto-detect ion ,Supports USS full and high speed modes w ith bus power capability System requirements: Windows XP / Vista or Windows 7 or Windows 8 8.1 or Windows 10 or Macintosh OSX 10.6/10.7 Available USB port(USB3.0 port preferred)