18 Sep 2026

ARC ON•EAR Rocks Rio

Guilherme Medeiros trusts ARC ON•EAR for monitoring at Rock in Rio

When you're working at one of the world's biggest music festivals, there's no room for guesswork.

Renowned sound engineer Guilherme Medeiros put ARC ON•EAR to work at Rock in Rio, using it as a trusted monitoring reference right from the festival.

ARC ON•EAR corrects the frequency response of supported headphones in real time, providing a consistent, accurate reference wherever you're working. For an engineer like Medeiros, that means being able to make critical listening decisions with confidence even in the demanding environment of a major live production.

 

About Guilherme Medeiros
With more than 25 years of experience, Medeiros' credits include Lulu Santos, Nando Reis, Paula Fernandes, Taylor Swift and years with The Voice Brasil, along with projects earning billions of streams, Latin GRAMMY nominations and Gold and Platinum certifications.

At Rock in Rio, ARC ON•EAR gave him the portability and precision to take trusted monitoring out of the studio and straight into the heart of the festival.

Learn more about ARC ON•EAR

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