Dolby Audio

Dolby Audio delivers rich, clear, powerful sound in the cinema, at home, and on the go.

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Dolby Audio™ is built into a wide range of products worldwide, so you can experience the best audio quality from all the content you enjoy, whether it's a broadcast, a stream or download, or a disc.


An evolution in audio

Crystal-clear audio

The details are everything. Dolby Audio is optimized across your devices so you won’t miss a single detail no matter where you’re watching.

Automatic volume control

We can’t prevent you from jumping during that scary part, but we can prevent jumps in volume as you switch content or go from broadcast programs to commercial breaks.

Surround sound

Emerge yourself in the experience with up to 7.1 channels of surround sound - including visual audio through your headphones.

Enhanced volume

We know that sometimes your laptop doubles as a home theater so we deliver enhanced volume on small speaker devices to make the full audio mix more intelligible.

Dolby Audio Technologies

Explore our world-class innovations in sound using advanced audio formatting and signal processing to deliver an unforgettable experience for your favorite entertainment.
Dolby Digital Plus

Enjoy vibrant, high-quality surround sound from all your favorite entertainment with Dolby Digital Plus. Whether you’re watching movies, TV shows, videos, or concerts, Dolby Digital Plus ensures that you always get clear, consistent audio.

Dolby Digital

The industry standard for content creators, Dolby Digital provides ultra-efficient compression without impairing quality. From the theater to your screens, Dolby Digital 5.1 brings your favorite moments in entertainment to life.

Dolby TrueHD

True to the artist’s vision, Dolby True HD delivers the best sound possible for movies, music, and TV shows with lossless audio.

Dolby Volume

Dolby Volume is an advanced digital signal processing technology for controlling playback volume. No more jarring transitions. No need to turn up the volume for softly spoken dialogue and background sounds.

Dolby Pro Logic IIz

With Dolby Pro Logic IIz, rain in a movie sounds like it’s actually falling on your roof. By introducing dimension of height to your audio playback, we make the sound you hear more spacious and true-to-life.

Dolby AC-4

A powerful new audio format in the Dolby Audio family, Dolby AC-4 rethinks auto architecture to add capabilities while reducing complexity. It works for all the ways people experience audio.