Your regular telephone plugs into the back of the Phone Jack card, and the phone rings when you receive an Internet phone call. To make a call, simply pick up the telephone and call. If you prefer, you can also call using a microphone and the computer's speakers. Minis are for laptop users or small hands. Using a standard mouse ball, it's twice the size of Atek's mouse, but half the size of a regular desktop mouse.
Connection is through the USB port.
It includes a wheel that allows you to scroll up and down a page without moving the mouse. I think the extra precision matters little, and cleaning is easy. Cordless is nice. When the battery dies, so does the mouse. Type in a keyword for a list of articles, discussions, conferences, experts to call, etc.