4 Port USB 3.0 Micro USB OTG Hub Bus-powered data hub Super Speed up to 5Gb/s with Micro USB 3.0 OTG , Compact Design for your Microsoft Surface,.

4 Port USB 3.0 Hub 5Gbps (40' Cable) Support USB 3.0 OTG Adapter On The Go Cable for i Mac, Macbook, Air, Mini, Surface, Ultrabooks and More PC (Black)