Sennheiser HD 660S2
Prices, specifications and measurements for Sennheiser HD 660S2 (Headphones).
- Price: $480
- Retailer offers: 18
- Availability: In stock
- Grade: B+
- Last updated: 2026-10-14T08:20:50.728Z
Current retailer offers
- Upscale Audio $480; In stock; checked 2026-10-14T07:28:01.261Z View offer Provenance: public.price_listings; external ID sennheiser-hd660s2-headphones; connector unavailable
- Moon Audio $480; In stock; checked 2026-10-14T07:24:37.827Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2-headphones; connector unavailable
- The Source AV $480; In stock; checked 2026-10-14T07:21:31.662Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2; connector unavailable
- Sennheiser $480; In stock; checked 2026-10-14T07:18:20.079Z View offer Provenance: public.price_listings; external ID 8355835674907; connector unavailable
- Apos Audio $480; In stock; checked 2026-10-14T07:15:35.426Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2; connector unavailable
- Bloom Audio $480; In stock; checked 2026-10-14T07:05:54.046Z View offer Provenance: public.price_listings; external ID sennheiser-hd660s2; connector unavailable
- Musician's Friend $480; In stock; checked 2026-10-14T07:05:21.044Z View offer Provenance: public.price_listings; external ID M00200000000000; connector unavailable
- Guitar Center $480; In stock; checked 2026-10-14T07:04:29.135Z View offer Provenance: public.price_listings; external ID site51500000393301; connector unavailable
- Audio Advisor $480; In stock; checked 2026-10-14T07:00:29.170Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2-headphones; connector unavailable
- Music Direct $480; In stock; checked 2026-10-14T07:00:28.646Z View offer Provenance: public.price_listings; external ID equipment/headphones/sennheiser-hd-660s2-headphones; connector unavailable
- ListenUp $480; In stock; checked 2026-10-14T07:00:27.409Z View offer Provenance: public.price_listings; external ID sennheiser-hd660s2-open-back-headphone; connector unavailable
- Audio46 $480; In stock; checked 2026-10-14T05:09:15.014Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2-audiophile-headphones; connector unavailable
- Elise Audio $554; In stock; checked 2026-10-14T07:10:07.491Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2; connector unavailable
- Woo Audio $680; In stock; checked 2026-10-14T07:26:19.857Z View offer Provenance: public.price_listings; external ID 59e791132278e77bbbb3eff4; connector unavailable
- World Wide Stereo $480; Out of stock or unknown; checked 2026-10-14T07:24:39.296Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2-open-over-ear-headphones-with-optimized-surround-improved-transducer-airflow; connector unavailable
- Electronics Expo $480; Out of stock or unknown; checked 2026-10-14T07:18:37.569Z View offer Provenance: public.price_listings; external ID sennheiser-hd-660s2-open-back-wired-over-ear-headphones; connector unavailable
- Headphones.com $680; Out of stock or unknown; checked 2026-10-14T07:14:47.368Z View offer Provenance: public.price_listings; external ID sennheiser-hd660s2-headphones; connector unavailable
- HeadAmp $680; Out of stock or unknown; checked 2026-10-14T07:11:30.978Z View offer Provenance: public.price_listings; external ID sennheiser-hd660s2; connector unavailable
Known Specs
- Driver type
- Dynamic
- Design
- Open-back
- Fit
- Over-ear
- Impedance
- 300 Ω
- Sensitivity
- 104 dB SPL/V
- Frequency range
- 8 Hz – 41 kHz
- Connection
- Wired
- Drivers
- 1DD
- Driver size
- 38 mm
- Plug
- 6.35 mm, 4.4 mm, 3.5 mm
- Detachable cable
- Yes
- Weight
- 260 g
- Cable length
- 1.8 m
- Shell material
- Aluminum
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