Sennheiser M3AEBTXL Instruction Manual page 12

Paired and connected Bluetooth device
Paired Bluetooth device (currently not connected)
Pairing the headphones with a Bluetooth device using NFC
1.Activate NFC on your Bluetooth device.
2.Switch the headphones on (>
3.Place your Bluetooth device close (less than 3 cm) to the NFC antenna in the right ear cup of the
headphones.
You hear the voice prompt "Pairing" and the LED flashes blue and red.
4.Click "Yes" if a confirmation dialog for Bluetooth pairing appears on the screen of your Bluetooth device
(this step may vary depending on your Bluetooth device).
If pairing was successful, you hear the voice prompts "Pairing successful" and "Device (1)
connected". The LED lights up blue for 2 seconds.
Switching the headphones on).
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