Superlux HDB311 Black

For the best listening experience HDB311 is designed for lovers toward sports and music which provide ultimate comfortable wearing and listening experience. HDB311 is equipped with 8mm driver to provide extremely flat frequency response and full-range details. Delicate treble and strong bass provide vivid and high-quality music experience even when taking exercise ! Excellent stability when wearing. IPX5 level water-proof to resist sweat and spill water when taking exercise.