04.
Additional Controls
• Volume adjustment: Short press on Vol+ or
Vol- buttons
• Play/Pause: Short press the power/play/pause
button button to pause audio. Press again to
resume audio
• Answer call: Short press the power/play/pause
button to answer an incoming call
• End call: Short press the power/play/pause
button to end a phone call
• Reject call: Press the power/play/pause button
for 2 seconds to reject a call
• Transfer call: After accepting a phone call, press
the power/play/pause button for 2 seconds, and
your call will tranfer to your smartphone. Press
the power/play/pause button for 2 seconds again,
and your call will be transferred to your Harmonic
3.0 Headphones
• Restore factory settings: Connect your Harmonic
3.0 to a computer via the USB A to USB C
cable, press Vol + button and Vol - together for
5 seconds. Once complete, your LED indicating
light will flash blue 6 times
• Active Noise Cancellation function (ANC):
ANC function can be enabled to reduce outside
noise and provide enhanced sound quality. To
activate ANC, switch the ANC button to "ON".
Your LED indicating light will turn green once
ANC is engaged
10
04.
Additional Contols
Connecting Multiple Harmonic 3.0 via Duolink
Using the Duolink
feature you can connect
®
multiple Harmonic 3.0 Headphones. One set
will be your 'primary' headphones and another
will be your 'replica'.
To connect:
• Short press the Duolink
primary device once. The primary will announce
"Duolink
enabled"
®
• Short press the Duolink
replica device once. The replica will announce
"Duolink
enabled"
®
• Press the Duolink
button once more on the
®
replica to connect both devices
• Once connected, the replica will announce that it
is using "Duolink
Audio". The primary device will
®
show a solid blue light while the replica will show
a flashing red and blue light
To disconnect or reset:
• Press Duolink
button again to disable Duolink
®
• Press and hold the Duolink
seconds to reset the Duolink
*If Duolink
is disabled, Harmonic 3.0 will disconnect
®
from the replicas, but will still remember them.
**Resetting DUOLINK
will make your Harmonic 3.0
®
'forget' all replica devices.
®
button on your
®
button on your
®
®
button for five
®
function.**
®
.*
11
Need help?
Do you have a question about the Harmonic 3.0 and is the answer not in the manual?