Product name:USB C HUB with M.2 SSD Slot Expanded Port：M.2 xl; x1; USB3.1 x3; PD xI Support SSD：Only for B Key/B+M Key M.2 SSD M.2 Port：M.2 B-KEY M.2 B-KEY：PD 3.0 100W USB Port：USB 3.1 Gen 2 USB transfer rate：10Gbps Port：4K@60Hz/30Hz Cable length：15cm Material：Aluminum alloy package： 1 x Industrial USB Hub Note: 1. Please Allow 1-3cm Differs Due To Manual Measurement. 2. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Please refer to the actual product.Thanks For Your Understanding.