Sonos Introduces AI-Powered Speech Enhancement for Improved Dialogue Clarity
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Can you hear that? Sonos just made it easier to actually listen to what people say in movies
The rewind button on my TV remote is worn to the point of exhaustion. It feels like every time I want to watch a movie at home, the soundtrack is so loud it could wake up the neighbors a block away, but the dialogue is like a whisper. I pause, rewind 10 seconds, double the volume and scrunch my
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Exclusive: Sonos launches its first AI-powered sound mode to enhance speech, developed with a major hearing-loss charity - and it sounds great
Sonos has launched a new version of its Speech Enhancement tools for the Sonos Arc Ultra, which we rate as one of the best soundbars available. You'll still find these tools on the Now Playing screen in the Sonos app, but instead of having just a couple of options, you'll now have four new modes
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'I've been deaf since birth. What is "natural" sound?' The inside story on how Sonos developed its new AI speech enhancer in partnership with a major hearing loss charity
Exclusive: From working with Hollywood sound designers to awkward questions in studies Sonos has just unveiled its first AI-powered sound processing feature, in the form of new AI Speech Enhancement options for the Sonos Arc Ultra - and to learn how it came together I visited Sonos' UK audio
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Sonos uses AI superpowers to boost dialogue in latest soundbar update
Sonos has turned to AI to make speech clearer in your content, with a new Speech Enhancement feature, a technology that it's now pushing out via a software update. The aim is to ensure that you can hear every word that's spoken, so the important dialogue isn't lost within the rest of the
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Sonos launches a new AI-driven Speech Enhancement feature for its Arc Ultra soundbar, developed in collaboration with the Royal National Institute for Deaf People, to improve dialogue clarity in movies and TV shows.
Sonos Unveils AI-Powered Speech Enhancement
Sonos, the renowned audio equipment manufacturer, has introduced a groundbreaking AI-powered Speech Enhancement feature for its Arc Ultra soundbar. This innovative technology, developed in collaboration with the Royal National Institute for Deaf People (RNID), aims to address a common frustration among movie and TV show viewers: unclear dialogue amidst loud soundtracks
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.Advanced AI Technology
The new feature utilizes machine learning to separate dialogue from other audio elements in real-time. This AI-driven approach allows for more nuanced and effective speech enhancement compared to traditional methods. Matt Benatan, Principal Audio Researcher at Sonos, explains that the technology uses "source separation" to extract the signal of interest from complex audio
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.Four-Tiered Enhancement System
The Speech Enhancement feature offers four levels of adjustment:
- Low: Subtle enhancement maintaining original experience
- Medium: Better dialogue clarity with balanced mix elements
- High: Prominent dialogue with reduced background elements
- Max: Designed for those with hearing loss, prioritizing dialogue clarity
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This tiered system caters to various needs, from those seeking slight improvement to individuals with hearing impairments.
Development and Training
Sonos trained its AI model on 20,000 hours of audio created by an award-winning sound designer. This approach ensured exposure to diverse audio scenarios while avoiding potential copyright issues associated with using actual movies for training
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.Collaboration with RNID
The year-long partnership with RNID played a crucial role in refining the feature. This collaboration involved consultations with sound research experts and testing with individuals experiencing different types and levels of hearing loss
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.Related Stories
Availability and Hardware Requirements
The new Speech Enhancement feature is currently exclusive to the Sonos Arc Ultra soundbar due to its advanced processing capabilities. It is available as a free update from May 13, 2025
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.Potential Impact
With hearing loss affecting a significant portion of the population – one in three adults in the UK and nearly one in four in the USA – this technology has the potential to improve the viewing experience for millions of people
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.References
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