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Hi-Fi The next level – The sonoro Signature Line

In our Signature line brings together what belongs together – and the results are impressive! With German Audio Design , we German Audio Design uncompromisingly for the symbiosis of high-end-sound, technologytechnology, and -design. 
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Black (matte) - BlackWhite (matt) - Silver

MAESTRO Quantum

Our most versatile high-resolution audio internet receiver with True Fidelity mode and PureGain technology.
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Black (matte) - BlackWhite (matt) - Silver

ORCHESTRA Shaped Signature

3-way floorstanding loudspeaker, 2x 5.25", bass driver, 1x 5.25" midrange driver, AMT
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We designed our Signature Line in collaboration with industry icons Rainer Finck and Karl-Heinz Fink. Together, we poured our passion for sound, our heart and soul into design, and all our expertise into developing specific software and hardware modifications so that you can enjoy music the way it was meant to be heard:  
clear, unadulterated, and just as the artist intended.

We designed our Signature Line in collaboration with industry icons Rainer Finck and Karl-Heinz Fink. Together, we poured our passion for sound, our heart and soul into design, and all our expertise into developing specific software and hardware modifications so that you can enjoy music the way it was meant to be heard:  
clear, unadulterated, and just as the artist intended.

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"The difference between high-end and hi-fi is not always necessarily the material, but the time and energy that goes into development and tuning."

Karl-Heinz Fink

"sonoro Signature Line should, in my opinion, become the new synonym for German high-end."

Rainer Finck

"sonoro Signature Line should, in my opinion, become the new synonym for German high-end."

Rainer Finck

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For decades, Fink Audio Consulting has been one of the leading developers of loudspeakers. The legendary team led by Karl-Heinz Fink makes its expertise, experience, and state-of-the-art simulation and measurement equipment available to selected manufacturers and also develops its own loudspeakers. 

The newest member of the team is renowned developer Rainer Finck, who spent decades working on innovations in the field of amplifiers, CD players, and turntables for well-known audio brands.

Both have been supporting the sonoro development team for the sonoro Signature Line as external sparring partners since 2025. 

Experience the impressively coordinated sound and first-class workmanship of the sonoro Signature Line at our exclusively licensed retail partners:

      = All-In-One
      = HiFi
      = Portable
      = Smart Home
      = Signature Line