HEDD Audio Unveils HEDDphone D1 with Pioneering Metamodal Thin-Ply Carbon Diaphragm
By HiFi Editorial19 December 2025
Key Highlights
The HEDDphone D1, the third headphone model by HEDD Audio, features the innovative Metamodal Thin-Ply Carbon Diaphragm (TPCD) technology, a world-first in dynamic driver headphones.
Developed in collaboration with Composite Sound of Sweden, the TPCD technology optimizes modal behavior by tailoring thickness and stiffness, enhancing acoustic performance.
The D1 headphones eliminate traditional damping requirements, resulting in faster, cleaner motion and delivering studio-grade precision and tonal integrity.