Minirig Subwoofer will not turn on

You have plugged an audio cable in but the Minirig Subwoofer did not turn on

1. Check the cable is fully inserted
2. Remove the cable, wait 3 seconds and try inserting it again
3. Plug the audio cable into the other jack socket
4. Plug the audio cable in then press and hold the button for 2 seconds
5. If the LED is flashing RED then you need to charge your Minirig Subwoofer
6. If the LED does not light up at all then please try charging your Minirig Subwoofer