◀ ▶■ Broadcast Audio Options● Audio Language(digital channels only)Change the default value for audio languages.N The available language may differ depending on the broadcast.● Audio Format(digital channels only)When sound is emitted from both the main speaker and the audio receiver,a sound echo may occur due to the decoding speed difference betweenthe main speaker and the audio receiver. In this case, use the TV Speakerfunction.N Audio Format option may differ depending on the broadcast. 5.1chDolby digital sound is only available when connecting an external speakerthrough an optical cable.English