Input: USB-C 3.1 Gen1 Male Output: TF/SD 3.0 Card Slot USB-C 3.1 Gen1 speed up to 5Gbps, Memory card transfer speed:˜100MB/S Support memory cards for simultaneous use 512G measured, theoretical support 2TB Aluminum case Supports hot-swapping Supports Windows/Mac OS/Linux/Android Dimensions: L62 W21 H10.4mm