Add 2x USB (Universal Serial Bus) 3.0 & 4x USB (Universal Serial Bus) 2.0 ports to a computer, externally through a single USB (Universal Serial Bus) 3.0 connection. The ST7320USBC 6-Port USB (Universal Serial Bus) 3.0/2.0 Combo Hub features a special high-output dedicated charging port which enables you to charge USB (Universal Serial Bus) devices by providing up to 2A of power, or it can add 2x USB (Universal Serial Bus) 3.0 & 4x USB (Universal Serial Bus) 2.0 ports to a computer through a single USB (Universal Serial Bus) 3.0 host connection.