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Berlin-based maker of studio monitors, subwoofers, main speakers, and the HEDDphone® range of headphones.

Last updated September 10, 2026

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Overview

Heinz Electrodynamic Design (HEDD) is a Berlin-based company creating loudspeaker and headphone solutions. Founded in 2015 by physicist Heinz Klaus and his son, Musicologist Dr. Frederik Knop, HEDD products include studio monitors, subwoofers, and main speakers – as well as the signature HEDDphone®. Producers, sound engineers, recording artists, and high-end enthusiasts worldwide seek out HEDD for use in music production, mastering, and home HiFi. HEDD's mission has been to build products aiming for complete accuracy and outstanding signal fidelity in Germany.

History

Heinz Electrodynamic Design (HEDD) is a Berlin-based company creating loudspeaker and headphone solutions. It was founded in 2015 by physicist Heinz Klaus and his son, Musicologist Dr. Frederik Knop. HEDD products include studio monitors, subwoofers, and main speakers – as well as the signature HEDDphone®. Producers, sound engineers, recording artists, and high-end enthusiasts worldwide seek out HEDD for use in music production, mastering, and home HiFi. HEDD's mission has been to build products aiming for complete accuracy and outstanding signal fidelity in Germany, that can accommodate a diverse range of sounds and eclectic spectrum of musical tastes.

Products and positioning

Products aiming for complete accuracy and outstanding signal fidelity, built in Germany.

  • HEDDphone®

    The ground-breaking range of open-back headphones born from the design legacy of Klaus Heinz, featuring Air Motion Transformer drivers with Variable Velocity Transform and Thin-Ply Carbon drivers.

  • Tower Mains

    A full-range main monitoring system available as a standard pair of 3-way monitor and subwoofer in a fully closed cabinet or extended with an additional sub, featuring AMT driver alongside custom midrange and bass woofers.

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