Adaptec USB2Connect 4000 4-Port USB 2.0 PCI Card $6.99

USB2Connect 4000 is a USB 2.0 host adapter for PCs and Macs that provides connectivity to USB 1.1 and USB 2.0 devices. It has four external ports.

Buy.com is carrying this 4-Port USB 2.0 PCI Card for $6.99