How do I disconnect my Nokia Bluetooth Stereo Headset BH-905?

To disconnect your Nokia Bluetooth Stereo Headset BH-905 from your bluetooth device, deactivate bluetooth connectivity on the headset, or disconnect the headset in the bluetooth menu of your device. If you disconnect the headset from a music player while listening to music, first press the play/pause key to pause playing.

You do not need to delete pairing with the headset to disconnect it.