Calling Multiple Parties Simultaneously

You can call a second party while engaged in a call. The first party is placed on hold. 

Confirm. 

Call the second party. 

Return to the first party:

Confirm. 

Press the key. The LED lights up. Enter the code. The LED goes out. 

Switching to the Party on Hold (Toggle)

Select and confirm. 

Press the key. The LED lights up. Enter the code. The LED goes out. 

Combine the calling parties into a three-party conference

Select and confirm. 

Press the key. The LED lights up. Enter the code. The LED goes out. 

Connecting the other parties to each other

Select and confirm.