1：Press and hold the Multi-function Button for 2 seconds to power on the headphones.
2：The headphones will automatically enter Bluetooth pairing mode. The blue and white lights will flash alternately.
3：Turn on Bluetooth on your phone or other Bluetooth device.
Search for and select DB QuietFocus to connect.
4：When connected successfully, you will hear the voice prompt "Connected", and the indicator light will turn off.