See also:

Controls And Indicators
1. Power – Turns the screen and wireless headphone transmitter for the selected Channel on or off. To hear audio while the screen is closed, press the Power button to turn the headphone transm ...

Numeric Keypad Menu
Numeric Keypad Menu When the display for either Channel 1 or Channel 2 shows DIRECT TUNE, pressing the remote control’s ENTER button activates a numeric keypad menu. This screen makes it ea ...

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. ...