This USRobotics modem is a good companion for anyone who wants to connect online without great effort. It's both rugged and cable-ready. Sporting a 56 Kbps transmission speed and 48 Kbps upload speed, this USRobotics modem is speedy, so you can load a photo, document, or video as fast as possible. This modem enables you to connect to fax machines from your computer with its support for ITU V.17, ITU V.29, and ITU V.27ter fax standards. The USRobotics Courier 56K is very easily installed, with support for Serial RS-232 and RJ-11 interfaces, enabling you to hook it up to your machine and enjoy Internet connectivity as soon as possible. This USRobotics modem is easier than an internal modem to install and doesn't need to be tied down to a single computer, thanks to its innovative external enclosure. You can access your current ISP from a multitude of locations as this modem comes with Cable ability. Plus, you can configure its assorted options from your computer system because the USRobotics Courier 56K includes PC device drivers.