Calls can be transferred to a target by way of a warm or attended transfer. In an attended transfer, the first party speaks to the target before transferring the call.
You can make a transfer from the Phone dial pad, from Contacts, or from History. Using the dial pad If you know the number, you can use the dial pad to make an attended transfer.
Mac OS App
To make a transfer
Tap Hold to put the first call on hold
Tap Add Call.
Use the Phone (Dial Pad), Contacts or History to place your second call.
When you are finished speaking with the intended transfer recipient, tap More and tap Transfer.
Jet Phone connects the remote party to the target and disconnects you from both calls.