When you connect with optical jack, please press "optical" button, and the LED display will show "OP"
When you connect with TV jack, please press "AV2.0" button, and the LED display will show "2.0"
When you connect with Coaxial jack, please press "coaxial" button, and the LED display will show "CO"
When you want to connect Bluetooth, please press "Bluetooth" button, the LED display will show "BL", and then open
your smart phone Bluetooth, you will find "Auna-Soundbar" on you device, you can pair it directly or enter "0000"
password.
Connection Layout