Digital Audio OutScreen Menu > Sound > Additional Settings > Digital Audio Out Try NowThis SMART TV is SPDIF-enabled. The Sony Philips Digital Interface (SPDIF) provides digital audiooutput to speakers and various digital devices, including A/V Receivers and home theatres. This featurereduces interference and distortion.● Audio FormatSelects the Digital Audio output (SPDIF) format. The available Digital Audio output (SPDIF)formats may vary depending on the input source.● Audio DelayThis setting helps correct timing mismatches between the audio and video tracks when watchingTV and listening to audio through a digital audio device. Enabling the feature displays a slide barthat you can use to adjust the delay by up to 250ms.Dolby Digital CompScreen Menu > Sound > Additional Settings > Dolby Digital Comp Try NowSome digital TV programmes provide 5.1-channel Dolby audio. This TV converts Dolby audio to stereoaudio so that it can play the sound through the TV’s speakers. There are two methods to choose from.RF is for better sound at lower volumes, and Line is for higher volumes.