The Sabrent USB-H7PS 7-Port USB 2.0 Hub comes with 7-port USB hub to allow installation of USB device to your computer. Expect faster file transmission from flash drives, external hard drives, DVD players, and more since this USB port possesses USB 2.0 standard. You can charge up to 7 devices as the USB hub is built with a Stand-Alone USB Charging Station with AC Adaptor.