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Pairing a wireless device
1. Hold the MFB (1) down for 4 seconds. You will see the LED indicator (4) ash red and blue and then
enter pairing mode
2. Turn on your iOS, Android, or Windows device’s Bluetooth ON and search for new devices
3. Select ‘KSTRAIL’ from the list of found devices. If asked for a passcode, enter ‘0000’ or ‘1234’ and
the earphones will then be connected to your device
4. After pairing successfully, the LED indicator (4) will ash blue every 3 seconds; you can then answer
the phone or listen to your music
5. The next time you switch the earphones on, they will automatically search for and attempt to connect
to the last paired device
Note: ‘Bluetooth’ is a trademark of Bluetooth SIG, Inc. This product is in no way aliated or endorsed by
Bluetooth SIG Inc.
Re-pairing or pairing new devices
1. Make sure you have turned o the wireless connectivity on any previously paired devices
2. Follow the ‘Pairing a wireless device’ instructions from step 1
Functionality
Power on Hold the MFB (1) down for 2 seconds
Power o Hold the MFB (1) down for 4 seconds
To answer a call Press the MFB (1) and immediately release
To end call Press the MFB (1) and immediately release
Redial Press the MFB (1) twice quickly to redial your most recent call
Volume+ Press the Volume+/Next track (3) and immediately release
Volume– Press the Volume–/Previous track (2) and immediately release
Previous track Hold the Volume–/ Previous track (2)
Next track Hold the Volume+/Next track (3)
Play/Pause Press the MFB (1) and immediately release
