Introducing the

H2 Audio 200 Series Helios Style Mic Pre

The Helios Sound. Now in Your API Workflow.

Only 50 Units Available

Available Exclusively via Direct Purchase –H2Audio.com

Get the Helios Sound You've Been Chasing

For decades, engineers and producers have tried to pin down the "Helios" sound—that open, punchy, unmistakably powerful tone heard on countless iconic records. Now, H2 Audio brings that sonic character to your API 200 Series format.

Whether you're tracking drums, guitars, or vocals, this limited-run mic pre captures the essence of the original Helios consoles—rich harmonics, bold midrange, and a lively top end—all while dropping seamlessly into your existing workflow.

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Built for API 200 Series Users

The Most Iconic Mic Pre from the 70's Golden Era

This exclusive mic pre was engineered specifically for the 200 Series slot, giving API users direct access to "Helios" sound without compromise. If you already own an API lunchbox or console, this mic pre is your next secret weapon.

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Why it Matters

  • Legendary Sound

    The unmistakable tone of Helios, heard on Led Zeppelin, Jimi Hendrix, and Rolling Stones and countless other hit records.

  • 200 Series Format

    A rare piece of analog magic designed to fit your API 200 series consoles and lunchboxes.

  • Extremely Limited

    Only 50 units available—built for collectors, professionals, serious tone chasers, and API enthusiast.

  • Direct-Only Access

    Available exclusively through H2 Audio. No dealers. No resellers. No extra markups. Get yours now by emailing Sales@H2audio.com

The Helios Sound. Now in Your API Workflow.

Only 50 Units Exist

AvailableExclusively via Direct Purchase – Sales@h2audio.comAdd a tagline

A Helios Classic for Every Type of Studio

Beyond this 200 series limited-run unit, at H2 Audio, we build premium audio pieces that inspire. Explore our full range of reimagined classics, re-engineered for the modern studio. Rackmounts, Channel Strips, 500 Series, and our flagship Mic Pre's and Compressors, all built with precision craftsmanship and modeled after the original Helios units from Olympic Sound, London.

Explore H2 Audio