Keywords: Cyclone, wp400, no sound, defective, don't work
- Please check if it is no battery and charge it. If you don’t often use it, suggest to charge at least once a month.
- If you can not turn off the device or no button works, please refer to the below lind to reset the speaker --https://support.avantree.com/hc/en-us/articles/360000486863
If there are any further issues, please advise the order number and we will proceed with a free replacement for you.