User Guide

HD 4.50BTNC | 25
Making calls on the headphones
Transferring a call to/from the headphones
When a call has been established, you can transfer the call between the head-
phones and the smartphone.
X Press the multifunction button and hold for 2 seconds.
Press Function
2s
Transfers a call from the headphones to the
smartphone
Transfers a call from the smartphone to the
headphones
Redialing
The redialing function must be supported by your smartphone or Bluetooth
device (with HFP profile). This function may be required to be activated on your
smartphone.
You can use this function when the headphones are not actively playing music
or are used for making calls.
X Press quickly the multifunction button twice.
Press Function Voice prompt
2x
Redials the last number
called
“redialing”
1x
Cancels redialing “call ended”