Backbeat 903/906 Troubleshooting: How to reset the headset
Backbeat 903 & 906 Troubleshooting: How to reset the headset.
How to perform a system reset
Turn off the Backbeat headset
Hold down the power button
Plug in the charging cable straight away.
Shortly after the headset will show a solid red or solid blue light; the headset has been reset.