See also:

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. ...

Customer Assistance For The Hearing Or Speech Impaired (TDD/TTY)
To assist customers who have hearing difficulties, the manufacturer has installed special TDD (Telecommunication Devices for the Deaf) equipment at its customer center. Any hearing or speech imp ...

Voice Command System Operation
This Voice Command system allows you to control your AM, FM radio, satellite radio, disc player, and a memo recorder. NOTE: Take care to speak into the Voice Interface System as calmly and no ...