Instructions

mute button by mistake.
4) If it is AUX connection, please refer to the first question, there may be a
connection or setting error.
5) If it is OPT connection, please refer to the second question, there may be a
connection or setting error.
6) If it still doesn’t work after performing the above steps. Please restore
soundbar to factory settings, and then repeat the above operation. (Power on
the soundbar, switch to Bluetooth mode, then press and hold the Power button
and M button simultaneously for 5 seconds to restore the factory settings)