First of all, of course, you must have a Bluetooth headset, and then you can start pairing with the Apple Watch connection. Please press the digital crown button of Apple Watch to return to the main screen application interface.

Next, please open the Settings application on the home screen.

Then in the watch settings list, click the "Bluetooth" column option.

Then you will see that the current watch is searching for Bluetooth devices available around you. At this time, please turn on your Bluetooth headset to pairing mode.

Find a Bluetooth headset here, and click Pairing.

After the pairing is successful, you will see the message "Connected".

Step 2: Play the music.

After pairing Bluetooth for the Apple Watch watch, you can play music next. First, you can open the music application on the home screen.

Then choose whether the current music source is iPhone or Apple Watch.

Finally, find the music and click Play.