Connect a USB-based ExpressCard to a computer through a USB port. The ECU2USB USB to ExpressCard Adapter lets you add a 34mm ExpressCard slot to any USB-capable computer, providing you with a perfect solution for installing Aircards (wireless broadband ExpressCards) or other USB based ExpressCards into a PC or Mac. With support for data transfer rates up to 480Mbps, this adapter is a perfect solution for getting the most value from your ExpressCards. The ExpressCard adapter can be swapped back and forth between a laptop, desktop, or Mac computer, and lets you use your ExpressCards in most systems without having to restart the computer. Offering plug-and-play and hot-swap support with no drivers required, this adapter is ideal in environments where an ExpressCard slot is unavailable, allowing USB-based ExpressCards to be connected to your computer through an available USB port. Backed by a StarTech.com 2-year warranty and free lifetime technical support.