using advanced functions
2.Select the number you want and select 
or press [ 
] to dial.
Hold a call or retrieve a held call
Select Hold to place a call on hold or select Retrieve to retrieve a held call.
Dial a second call
If your network supports this function, you can dial another number during a call:
1.Select Hold to place the first call on hold.
2.Enter the second number to dial and select New call or press [ 
].
3.Select Swap to switch between the two calls.
4.To end the call on hold, select On hold → 
.
5.To end the current call, press [ 
].
Answer a second call
If your network supports this function, you can answer a second incoming call:
1.Press [ 
] to answer the second call.
The first call is automatically placed on hold.
2.Select Swap to switch between the calls.
Make a multiparty call (conference call)
1.Call the first party you want to add to the multiparty call.
2.While connected to the first party, call the second party.
The first party is automatically placed on hold.
3.When connected to the second party, select Join.
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