This PCI-based Powered USB (Universal Serial Bus) Card adds two 12V & one 24V Powered USB (Universal Serial Bus) ports to any computer, through an available PCI Slot. Drawing power from either the PCI slot or the computer power supply, the Powered USB (Universal Serial Bus) adapter card provides up to 3A of current to each connected device, allowing for up to three Powered USB (Universal Serial Bus) devices to be installed at a time. Plus, this Adapter Card can be connected to Star Tech.coms 2 Port 12V/24V Powered USB (Universal Serial Bus) Adapter Card (PUSBADAP), to create two additional Powered USB (Universal Serial Bus) ports, without using an extra PCI slot. A Full-height bracket is attached to the adapter, & a low profile bracket is included in the packaging box for small form factor systems.