Sennheiser HD 660S2 Open Back Headphones

SeSennheiser HD 660S2 Open Back Headphones The HD 660S2 is the newest version of Sennheiser’s legendary “HD 600” series. They feature the same iconic design as their predecessors but with some noticeable sonic tweaks, in particular to enhance the lower bass frequencies with the 660S2’s now dropping down to 70Hz. Musical Precision Like their predecessors, the HD 660S2 headphones are crafted for the discerning listener. Each speaker is hand-selected and meticulously paired to ensure consistent sound quality across both channels. The precision-engineered stainless-steel diaphragms deliver an incredibly realistic, true-to-life audio experience. Open-Back Design for Expansive Sound With an open-back design, the HD 660S2 headphones provide a wide, more natural, airy sound, getting you as close to a live performance as possible. Balanced Input Capability Equipped with both balanced and unbalanced cables, the HD 660S2 optimizes the performance of high-quality headphone amplifiers and audio players with balanced outputs. Balanced cables reduce interference, preserving the purity of the sound. The standard cable features a 6.35mm plug, with a 3.5mm adapter included for convenience. Built for Comfort When audio quality is this exceptional, extended listening sessions are inevitable. The HD 660S2 ensures lasting comfort with its ergonomic, elliptical ear cups that naturally conform to your ears. The breathable, soft earpads enhance comfort without becoming sticky or uncomfortable during long use.