HARMONICDYNE POSEIDON REVIEW
TECH HIGHLIGHTS Like its predecessors, the Poseidon also has an open-back design and is still equipped with a 50mm dynamic driver made of nickel. While Beryllium as a dynamic driver material has been lauded for its stiffness and high fidelity reproduction of audio, HarmonicDyne has found that purified laboratory-grade Nickel is a stiffer and more …