1-1 of 1 Answer
We're sorry to hear about what happened and we thank you for your feedback. Please try resetting them. To do this, press the Volume + and Play / Pause buttons simultaneously for 10 seconds while your Partybox 310 is on. When it shuts down, it has been reset. If you need more assistance, please contact us, so we can assist you: https://support.jbl.com/us/en/#call
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