Using a Toslink cable, optical audio supports high-quality formats like Dolby Digital and DTS, though it doesn’t have some of the advanced features you get using ARC or eARC. Most notably ...

One of two high-definition DTS audio formats for Blu-ray media. The other is DTS-HD High Resolution Audio. For details, see DTS. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction ...

Not only can optical audio connections handle compressed (but not lossless) 5.1- and even 7.1-channel Dolby Digital and DTS sound, they’re also widely supported by the latest soundbars.

See the best budget soundbars for your TV from brands like LG, Sonos, or Vizio, all tested by the audio experts in CR's labs.

Pro Tip: DTS TruVolume evens out the sound so that loud passages are softer and soft passages are louder, the downside is that it decreases the dynamic range of the audio. It is best used when for ...