- Please make sure the BlueSYNC BX is fully charged and the power switch is turned to "ON".
- Does the speaker turn on?
- Remove the battery and make sure it was inserted with the correct polarity.
- Was the battery correctly inserted, does it power on now?
- Try plugging the Mini USB charging cable into the speaker and plugging the USB cable into power.
- Does the speaker turn on now?
Please contact customer service if the troubleshooting above does not solve the problem.