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Contributor II
March 27, 2021
Answered

Sonos Hi-Res Audio Message

Does Sonos display any message when playing a Hi-Res audio track (e.g. 192 kHz) similar to displaying ‘Dolby Atmos’ etc.  I have just signed up to Qobuz and it would be useful to see such a message.

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ratty
rattyAnswer
March 27, 2021

Sonos doesn’t support sampling rates above 48kHz, so the only message it could present would be an error message. 

Fortunately Qobuz will send a sensible sampling rate instead: 

 

https://support.sonos.com/s/article/1782

On Sonos you can stream up to 24-bit/48 kHz Hi-Res FLAC from Qobuz on your S2 compatible hardware. Tracks with a sampling rate above 48 kHz will be delivered to your Sonos hardware as 16-bit/44.1 kHz FLAC (CD lossless quality).

14 replies

ratty
rattyAnswer
March 27, 2021

Sonos doesn’t support sampling rates above 48kHz, so the only message it could present would be an error message. 

Fortunately Qobuz will send a sensible sampling rate instead: 

 

https://support.sonos.com/s/article/1782

On Sonos you can stream up to 24-bit/48 kHz Hi-Res FLAC from Qobuz on your S2 compatible hardware. Tracks with a sampling rate above 48 kHz will be delivered to your Sonos hardware as 16-bit/44.1 kHz FLAC (CD lossless quality).

Contributor II
March 27, 2021

Thanks for that information.

Contributor II
March 27, 2021

Hi.  It’s a shame that Sonos doesn’t display the bit rate and kHz for each track.

ratty
March 27, 2021

The sampling rate is a bit academic, as all mainstream content which Sonos plays is at 44.1kHz or 48kHz. 

Display of the encoding is available, depending on the service. Deezer HiFi for example displays ‘FLAC’, except for selected -- usually older, and mercifully infrequent -- content where only ‘MP3’ (320k) is available. 

Contributor II
March 29, 2021

Thanks again for the information. I have just signed up to Qubuz so I can receive 24 bit. It would be useful for Sonos to display a message when playing 24 bit tracks. 

ratty
March 29, 2021

It would be especially useful to indicate whether the ‘24-bit’ track actually contained anything more than 16 bits of information.

There are umpteen cases of 16-bit content being repackaged into ‘Hi-Res’ containers, with nothing in the lowest byte and nothing above 22kHz. Any older recorded material could potentially fit into this category.

Ken_Griffiths
March 29, 2021

So, is this actually true, I wonder?

"While I generally dismiss anything the John Darko says, at least he acknowledged that virtually all of the so-called “hi-res” content on Qobuz, Spotify, and the other services isn’t really high-resolution. He claimed 90% of the 70 million tracks available are limited to CD-quality. And he’s right."

See LINK

That seems like rather a high percentage… or is CD-quality audio, when repackaged, being called ‘hi-res’ these days.

ratty
March 29, 2021

is CD-quality audio, when repackaged, being called ‘hi-res’ these days.

Well, maybe not “hi-res”, but definitely “HD” has entered the lexicon of marketing-speak..

Contributor II
March 29, 2021

Thanks for all your comments, it’s appreciated.  It would still be helpful though if Sonos could display a bit rate and hKz irrespective of our views of streaming service providers.

melvimbe
March 29, 2021

I was under the impression that, for Qobuz,  each track would come across at different audio quality (bit rate, etc)  as is available, rather than 24-bit/48 kHz Hi-Res FLAC for everything with much of the tracks just 16-bit in a 24-bit container.   This is the sort of thing you see with other services, or at least with Tidal and Amazon, and Sonos is definitely capable of playing separate tracks at different resolution.

But to the original point, it does seem like it would be a very useful feature to easily see what the audio quality is for streaming sources, as well as TV and aux sources, particularly now since it varies quite a bit these days, and the same audio can be played from multiple sources.  For example if I want to play a track on Amazon music, I could play it directly on Sonos, I could cast from an Amazon app, I could use bluetooth (via the Roam), I could use Airplay, I could use an app through the TV, or I could use an aux source...which option results in the best audio?  I have a good idea which way to go, but I can’t always hear the difference, and would like a visual confirmation of what I’m hearing.

Danny