Sennheiser HD 660 S2
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Impedance - 300 Ohms, wide frequency range, rich equipment.
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Sennheiser 2025 - new arrivals, bestsellers, and the most relevant models Sennheiser.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Sennheiser 2025 - new arrivals, bestsellers, and the most relevant models Sennheiser.
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Sennheiser Consumer Audio HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass Optimized Surround Transducer Air | $599.95 |  | |||
Sennheiser Consumer Audio Hd 660S2 - Wired Audiophile Stereo Headphones With Deep Sub Bass Optimized Surround Transducer Air | $599.95 |  | |||
Sennheiser HD 660S2 Open Over-Ear Headphones with Optimized Surround & Improved Transducer Airflow Black 700240 | $599.95 |  | |||
2023 Sennheiser 700240 Black | $599.95 |  | |||
Sennheiser Sennheiser Black HD 660S2 Hi-Res Over-Ear Headphones 700240 | $599.95 |  | |||
3 more offer(s)
Series Sennheiser HD (overhead)Compare using chart →
overhead, open, wired, 3.5 mm, 6.35 mm, 1.8 m, no microphone, 6 – 38000 Hz, 120 Ohm, 200 mW, battery: with case + maximum
overhead, closed, combined, detachable cable, 3.5 mm, 1.5 m, Bluetooth v 5.0, AAC, aptX, active noise cancellation, voice assistant, foldable, 18 – 22000 Hz, L-plug, battery: 600 mAh, up to 30 h
overhead, closed, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, 10 – 28000 Hz, 23 Ohm, battery: with case + 1.2 m — cable with microphone
overhead, closed, wireless, Bluetooth v 5.0, AAC, aptX, foldable, 18 – 22000 Hz, battery: 320 mAh, up to 30 h
overhead, closed, wired, detachable cable, 3.5 mm, 1.4 m, foldable, 18 – 20000 Hz, 18 Ohm, L-plug
студийные, overhead, closed, wired, 3.5 mm, 6.35 mm, 3 m, no microphone, foldable, 8 – 25000 Hz, 64 Ohm
overhead, open, wired, detachable cable, 6.35 mm, 3 m, no microphone, 4 – 51000 Hz, 300 Ohm
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v 5.0, AAC, aptX, active noise cancellation, foldable, 18 – 22000 Hz, battery: 600 mAh, up to 30 h
студийные, overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, 12 – 40500 Hz, 300 Ohm
overhead, closed, wireless, Bluetooth v 5.0, AAC, aptX, 20 – 22000 Hz, battery: 190 mAh, up to 25 h
студийные, overhead, closed, wired, 3.5 mm, 6.35 mm, 1.8 m, no microphone, 6 – 30000 Hz, 150 Ohm
overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, 12 – 38500 Hz, 50 Ohm, battery: with case + 1.2 m — cable with microphone
overhead, open, wired, detachable cable, 3.5 mm, 4.4 mm (Pentaconn), 6.35 mm, 1.8 m, no microphone, 8 – 41500 Hz, 300 Ohm
студийные, overhead, closed, wired, 3.5 mm, 6.35 mm, 2 m, no microphone, 20 – 20000 Hz, 32 Ohm, 500 mW, battery: with case + maximum
overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, 10 – 39500 Hz, 300 Ohm
for DJ, overhead, closed, wired, detachable cable, 3.5 mm, 6.35 mm, 1.5 m, no microphone, 16 – 22000 Hz, 70 Ohm
overhead, closed, wired, detachable cable, 3.5 mm, 6.35 mm, 1.5 m, no microphone, 20 – 18000 Hz, 100 Ohm
for DJ, overhead, closed, wired, detachable cable, 3.5 mm, 6.35 mm, 1.5 m, no microphone, 16 – 22000 Hz, 70 Ohm
overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, no microphone, 12 – 38500 Hz, 50 Ohm
Video reviews
Sennheiser HD660S2 - The New Reference Standard Under 1k? - The Honest Audiophile
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HD660S2 - The side-grade we've been waiting for?
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Sennheiser HD 660S2 Headphones Review. Are They Worth the Price?
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Sennheiser HD660S2 Impressions: Solid Headphone But…
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Sennheiser HD660S2 300 Ohm new updated headphones compared to the original 660s headphones!
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Sennheiser HD 660s2 versus Sennheiser HD 650, which is the better Sennheiser headphone for you?
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Sennheiser HD 660S2 open-back headphones | Crutchfield
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THIS IS A DYNAMIC DRIVER?? - Sennheiser HD660S2 vs Hifiman Sundara and Focal Elex
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Sennheiser HD 660S2 Review & HD 660S Comparison | Moon Audio
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Do Not Buy the Sennheiser HD 660S2
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Sennheiser HD 660S2 Review. Comparisons to the OG HD 660S
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Sennheiser HD 660S2 Review | Reference Sound Evolved
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We recommendCompare using chart →
overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, 10 – 50000 Hz, 32 Ohm
overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 1.25 m, no microphone, 10 – 50000 Hz, 30 Ohm
студийные, overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, 5 – 40000 Hz, 30 Ohm, 30 mW, battery: with case + 100 мВт maximum
студийные, overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, foldable, 12 – 34000 Hz, 120 Ohm, 1000 mW, battery: with case + maximum
студийные, overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, 5 – 40000 Hz, 250 Ohm, 200 mW, battery: with case + nominal
студийные, overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, 3 m, no microphone, 10 – 39800 Hz, 62 Ohm, 200 mW, battery: with case + maximum
студийные, overhead, open, wired, detachable cable, 3.5 mm, 6.35 mm, no microphone, 5 – 50000 Hz, 60 Ohm
студийные, overhead, open, wired, 3.5 mm, 6.35 mm, 3 m, no microphone, 5 – 35000 Hz, 250 Ohm, 100 mW
overhead, open, wired, 3.5 mm, 6.35 mm, 1.8 m, no microphone, 6 – 38000 Hz, 120 Ohm, 200 mW, battery: with case + maximum
overhead, closed, combined, detachable cable, 3.5 mm, 1.2 m, Bluetooth v 5.0, AAC, game mode, 5 – 32000 Hz, 36 Ohm, L-plug, battery: up to 60 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v 5.3, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm, 45 degree angle plug, battery: 690 mAh, up to 44 h
