Running Spotify Connect to my Rossini (running current firmware), a couple tracks in my Release Radar playlist come across extremely loud and distorted (The Mountain Goats Cold At Night single, Jai Wolf’s Heartbeat). This doesn’t happen on my phone, laptop, or other Spotify Connect end points (tho n…

Hi @flohmann As @PAR has also noted, Spotify Lossless support was included in the 529 firmware update that was released on the 19th November … if you update to that version then you should be able to listen to Spotify Lossless.

Thanks Robert. See above, my mistake.

See John’s message, it appears to be a known issue thats being worked on; [image] Spotify Lossless is REAL and FINALLY rolling out dCS Products I’ve been keeping an eye on this: at some point over the weekend, the FLAC option appeared on my account. After enab…

Hi All, Currently we do not support Spotify Lossless - our software team are currently closing off the work required for implementation and testing and once completed this will be added in a future firmware release. I hope that helps. Phil

Thanks! Back to the lossy tracks on Spotify for now. Looking forward to Lossless implementation!

@Phil any update here on Spotify Lossless support for the Rossini? I’d really like to be able to take advantage of the Lossless streams, since my Rossini is one of the few DACs in my house likely to show a real improvement from it! Thanks and happy holidays to all the dCS team!

Thanks! Update applied! Is there an email list or other mechanism where you can get notified when updates get issued?

Hi Fred, yes absolutely. Please send me your email address by DM and I’ll make sure you are on the right list. Sorry you weren’t getting these already. I’ll make sure you get upcoming update information. Thanks Mark

Hi Phil, I have the latest software on my Rossini DAC (529). When I’m streaming a file from Spotify on my iPad/iPhone, it shows ”lossless 24 bit, 44,1 kHZ FLAC” in my Spotify app. When I switch source to my Rossini DAC the Spotify app shows 320 kbps for the same file. Why?

[image] pontusbringefalt: When I’m streaming a file from Spotify on my iPad/iPhone, it shows ”lossless 24 bit, 44,1 kHZ FLAC” in my Spotify app. When I switch source to my Rossini DAC the Spotify app shows 320 kbps for the same file. Why? Do you have a specific album/track as an example when …

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Spotify Connect distorted tracks?

dCS Products

Anupc (Anup) December 20, 2025, 3:05am 12

Release Notes: Network Firmware 529 Software Release Notes

We are pleased to announce a new Network Firmware version for Network Bridge, Lina DAC, Lina DAC X, Bartók DAC, Bartók Headphone DAC, Rossini DAC, Rossini Player, Vivaldi Upsampler & Vivaldi One. This update adds support for Spotify Lossless playback on the above products. It also features a number of general fixes and improvements. No update to the Mosaic app is required for this update - only the dCS device needs to be updated. Release Notes - Network Firmware 529.pdf (250.8 KB)

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