This PCMCIA to Expresscard Adapter quickly & easily adapts USB (Universal Serial Bus) based Express Card/34 devices to work through your laptop Card Bus slot. With support for hot-plug installation, you can connect & remove the PCMCIA to Express Card adapter without even having to shut down the computer, making it the ideal solution for connecting commonly used devices such as broadband wireless modems, flash card adapters & other legacy IO devices. (Note: Only works with USB (Universal Serial Bus)-based Expresscard/34 devices).