See also:

Toggling Between Calls
If two calls are in progress (one active and one on hold), press the button until you hear a single beep, indicating that the active and hold status of the two calls have switched. Only one c ...

Buttons 1 - 6
These buttons tune the radio to the stations that you commit to pushbutton memory (12 AM and 12 FM stations). ...

General Information
This system complies with Part 15 of the FCC Operation is subject to the following two conditions: 1. This device may not cause harmful interference. 2. This device must accept any interference r ...