Our three switch computer controller allows you to simulate any key on the keyboard, combination key, mouse and character string using the included software. Perfect for individuals that want foot access to their computer due to poor hand function, hemiplegia, ALS, CP, Carpal Tunnel Syndrome, etc. You can use more than one foot pedal on your computer to increase the number of functions. USB plug with cord that is a little over 6' long. Works with Windows 10, 8, 7,2000/XP/Vista as well as Linux/ Dos and Mac computers. Foot pedals can be assigned keyboard shortcuts to be used with the Mouse Keys accessibility feature of Windows and Mac. If you have lost your software, you can download it by clicking here. Please note: the software is only compatible with Windows OS. The software is used solely to configure the foot pedals. After configuration, the software is not required for daily use and the foot pedals can be moved from the Windows machine to Mac or Linux machines. Unit weighs 32 oz and measures approximately 17"x7"x4".