Jensen BT360 - Manual (Page 17)

Bluetooth Car Kit User Manual
The car kit only connects to one phone at a time. However, it can be
paired with up to 4 phones. Using Master Reset function will delete
all pairings.
To reset press and hold the Volume up and down keys at the same
time. Continue holding the buttons until you hear a tone. After
master reset, all the paired setting will be erased, you can now pair
your phone.
Transferring calls (Call Waiting)
To transfer a call from Incoming Call 1 to Call 2 (Call waiting), press
the answer key once during the Call to pick up the new incoming call,
and press the answer key again to switch back to Call 1.
13