Input 1: USB-C 3.1 Gen 1 Male Input 2: USB-A 3.0 Male Output: TF/SD 3.0 Card Slot USB-C 3.1 Gen 1 speed up to 5Gbps, USB 3.0 speeds up to 5Gpbs; Supports CFast 2.0 speed up to 6Gbpsl, Aluminum Case Supports hot-swapping Supports Windows/Mac OS/Linux/Android/IOS