Sennheiser HD660S2 Open-Back Headphones Headphones it’s a game-changer in design

it’s a game-changer in design that’ll keep you entertained for years to come

HEXA audio circuit: four AK4498EX DACs driven by two AK4191EQ digital modulators with complete separation of digital and analog signal processing

000 Hz (-3 dB) | 6 Hz - 46

Modular and fully configurable

combining internal storage

Sennheiser HD660S2 Open-Back Headphones Headphones it’s a game-changer in designThe latest evolution of Sennheiser's legendary HD 600 series, the HD 660S2 delivers a tuning refinement over its predecessor with more extended bass and a smoother overall response, while preserving every bit of the midrange magic that made the series famous. Type and Technology Over ear, open back, dynamic. 38mm transducer with Sennheiser's precision engineered aluminum voice coil. Handcrafted in Ireland. Sound Character Warm, refined, and