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Sennheiser HD 660S2 Wired Open Back Headphones $512.10 (Was $949) Delivered at Sennheiser (Code Required)
Posted 11/13/2026

Sennheiser HD 660S2 Wired Open Back Headphones $512.10 (Was $949) Delivered at Sennheiser (Code Required)

Electrical & ElectronicsBlack FridayHeadphones

You can snag the Sennheiser HD 660S2 headphones for just $512.10, down from $949 – that's a hefty saving on these open-back favourites.

  • Use code EARLY10 at checkout and make sure you're signed in to see the Black Friday price
  • Shipping is free, so no extra costs
  • The code also works on other Sennheiser models like the HD 600 and HD 650
  • Heads up: cashback may not stack with coupon codes, so factor that in if you're using TopCashback

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