Male to Male, Easy to Use, High Speed mission Plug and play, easy to use. USB 3.0 A male to Micro-B male plug. USB 3.0 interface, downward compatible with USB 2.0. High speed mission, up to 180-300Mbps. (There are errors due to manual measurement; the appearance of the interface shells at both ends may be different due to different batches, but it does not affect the use; the actual object may have color differences due to different light or display) Applied to mobile hard disk. Type: USB A to Micro-B Adapter Cable Color: black Material: PVC Package Contents: 1 x USB A to Micro-B Adapter Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.