Koutech 13-Port Hi-Speed USB 2.0 External Hub (Black) USB Specification v.1.0/1.1/2.0 compatible (data transfer rate at 1.5/12/480 Mbps) Thirteen (13) Hi-Speed USB 2.0 downstream ports Twelve (12) horizontally mounted USB 2.0 connectors One (1) foldable vertical mounted USB 2.0 connector One (1) Hi-Speed USB 2.0 upstream port