At a Glance
ANC indicator light
ANC Button
Charging Port
17
Multi-function Button
LED indicator light
Volume Down/Next Song
Volume Up/Previous Song
AUX Port
Microphones
How to Use
Use ANC Function
Press the ANC Button to turn Active
Noise Cancellation ON/OFF
(the LED indicator light will be green
when ANC ON.)
Use Bluetooth Function
1.Hold the Multi-function Button for 3-5
seconds to turn headphone Bluetooth
on,then enter pairing mode.(the LED
indicator light will be blue and red
flashing quickly.)
2.Start your mobile phone Bluetooth and
find headphone Bluetooth pairing name
3-5S
"NC75 Pro" to click it to pair.(the LED
indicator light will be blue flashing slowly
after pairing successfully.)
3.Hold the Multi-function Button for 3-5
seconds to turn headphone Bluetooth off.
Press to adjust volume. Long press to
skip to next/previous song.
Press the Multi-function Button to
play/pause music or answer/end call.
Double-press the Multi-function Button
to reject an incoming call.
2
18