Sennheiser HD 660S2 - Redefining Open-Back Excellence

Immerse yourself in unparalleled audio fidelity with the Sennheiser HD 660S2 headphones. Featuring advanced 38mm dynamic drivers, an 8Hz-41.5kHz frequency response, and a meticulously crafted open-back design, these headphones deliver a refined, intimate sound signature with enhanced sub-bass performance and exceptional comfort.

Key Features

• 38mm Dynamic Drivers: Engineered for precise sound reproduction with deep sub-bass and natural midrange timbre.
• 8Hz-41.5kHz Frequency Response: Captures every detail with exceptional clarity across the entire spectrum.
• Open-Back Design: Creates a spacious, life-like soundstage for immersive listening sessions.
• 300Ω Impedance: Matches the legendary HD 600 and HD 650 series for a smoother response and perfect pairing with your favorite amplifiers.
• Exceptional Comfort: Plush velour ear cushions and a lightweight frame make them perfect for extended wear.
• Advanced Magnet System: Reduces distortion and enhances airflow for a refined acoustic experience.

Customer Benefits

The Sennheiser HD 660S2 headphones offer audiophiles a masterfully tuned listening experience that brings your favorite tracks to life. Whether you're enjoying powerful basslines, rich vocals, or intricate instrumentals, this model provides an elevated yet non-fatiguing sound that you can enjoy for hours. Its open-back design ensures a wide soundstage that feels natural and immersive, while the premium build and comfort ensure durability and luxury. Tailored for discerning listeners, the HD 660S2 is your gateway to legendary sound.

Quick Specs

• Style: Over-ear, open-back
• Driver Type: Dynamic
• Driver Size: 38mm
• Frequency Response: 8Hz - 41,500Hz
• Impedance: 300Ω
• Sensitivity: 104dB/1V
• Total Harmonic Distortion (THD): <0.04% @ 1kHz, 100dB
• Weight: 260g
• Dimensions: 200 x 150 x 100 mm

What’s in the Box

• 1 x Sennheiser HD 660S2 Open-Back Headphones
• 1 x 6.3mm Cable (1.8m)
• 1 x Balanced 4.4mm Pentaconn Cable (1.8m)
• 1 x 6.3mm (F) to 3.5mm (M) Adapter
• 1 x Soft Carry Pouch
• 1 x Quick Guide

The Sennheiser HD 660S2 headphones combine decades of audio expertise with modern enhancements, offering a superior listening experience for audiophiles and music enthusiasts. With their signature dynamic drivers, precise tuning, and ergonomic design, they are ideal for enjoying music in all its glory. Elevate your audio game and experience unparalleled sound quality with the Sennheiser HD 660S2.