Review: Sennheiser HD 660S2. These open-back headphones have buttery bass, ... As I write this, you can get the original 660S at $320, not to mention the shockingly affordable 6XX at $219.

Sennheiser launched the HD 660S2 open-back headphones this year – but are their 2017 predecessor still worthy of your money?

Sennheiser HD-660S2 review: Price & release date. They cost $599 / £499 / AU$949; Launched in March 2023; The Sennheiser HD-660S2 headphones retail for $599 / £499 / AU$949, and are available ...

If you're looking for open-backed headphones with big bass then Sennheiser's second-gen HD 660S are well worth a look When you purchase through links on our site, we may earn an affiliate ...

The Sennheiser HD 660S2 is a polarizing headphone. It’s less of an upgrade to the HD 660S than a completely different approach to the listening experience compared to any other product in the ...

More Specs. Sennheiser’s latest upper-tier offering, the over-ear HD 660S2 headphones, are a minor update to the HD 660S with slightly different tuning and higher impedance.Their open, wired ...

The Sennheiser HD 660S2 headphones are on sale for $349.99 on Woot (originally $679.95). They feature an open-back design for a wide, natural soundstage and excel with a good amp or DAC, providing ...