HP (PM453A) Serial Adapter Recommendations

The HP PM453A is a Hi-Speed USB 2.0 2-port CardBus adapter that upgrades notebook computers to the new and faster USB standard. This card is designed to work with mice, keyboards, external CD-R/RW's, external hard drives, PC cameras, and all other USB enabled devices. It is 40 times faster than previous USB adapters and 20% faster than Firewire (IEEE-1394). Each of the two USB 2.0 ports transfers data at 480Mbps (Megabits per second), making it ideal for external storage, backup, networking and digital video.