This PCI USB (Universal Serial Bus) 2.0 Adapter Card adds two external USB (Universal Serial Bus) 2.0 ports as well as one internal USB (Universal Serial Bus) 2.0 port, through simple installation in a single PCI slot. The PCI USB (Universal Serial Bus) 2.0 card supports Plug & Play installation as well as hot-swappable connectivity with USB (Universal Serial Bus) 2.0 devices, ensuring convenient, hassle-free connections without having to reboot the computer. The PCI USB (Universal Serial Bus) 2.0 adapter card features a low-profile design that's suited for small form factor cases.