U9 is an 11ac dual band Wi-Fi Adapter. 5GHz wireless speed of U9 can be up to 433Mbps and 2.4 GHz can be up to 200Mbps. The advanced technology MU-MIMO has been used on U9 which can improve data transfer efficient and provide a smoother streaming. With internal drive, can automatically complete installation once plugged into your computer.With a compact and mini designed, U9 has no effect on usage of neighboring ports. U9 also Compatible with Windows (XP/7/8/8.1/10), can satisfy with various user requirements.