1.6. Alternate operation

Alternate operation, if function keys are programmed differently

- When the call waiting tone sounds, press the “Hold” key to place the current call on hold .

- Press the Confirm key to answer the new call.

- Now press the “Hold” key  again, then the “Toggle" key to select the respective party. Then press the confirm key“  add the selected party to the line.

You can make up to 5 parallel calls.