See also:

Place/Retrieve A Call From Hold
To put a call on hold, press the button until you hear a single beep. This indicates that the call is on hold. To bring the call back from hold, press and hold the button until you hear a s ...

General Information
This device complies with part 15 of FCC rules and with RS-210 of Industry Canada. Operation is subject to the following conditions: 1. This device may not cause harmful interference. 2. This de ...

Conference Call
When two calls are in progress (one active and one on hold), press and hold the button until you hear a double beep indicating that the two calls have been joined into one conference call. ...