Startechcoms pci220usblp is your ticket to high speed action this low profile card lets you connect two usb 20 peripherals and enjoy fast data transfer rates of up to 480 mbitssec plus backwards compatibility with usb 11 means you can continue using your older usb peripherals easy plug and play makes installation a breeze and hot swapping capabilities guarantee convenient hassle free connections without rebooting the startechcom advantage bull easily add three usb 20 port