Sennheiser HD 820 (factory-recertified)

The HD 820 headphones perform their best when driven by a powerful headphone amp like the Sennheiser HDV 820 . For over a decade, Sennheiser's flagship "HD 800" series headphones have been well-loved by Crutchfield customers and audiophiles everywhere. We're offering a factory-recertified version of the sealed-back HD 820 S headphones — complete with the concave Gorilla Glass earcups — at a discount. Sennheiser is so confident in their performance, that they're including the full two-year warranty. When I found out Sennheiser was set to debut their new HD 820 headphones at the 2018 CES, I immediately sent an email to our video team. Our crew was already on the scene in Vegas, so I had to get their first-hand impression of these special 'phones. This is the first sealed-back model in Sennheiser's stellar HD 800 series, and the company has gone all out. The earcups are sealed with concave, heavy-duty glass covers that show off the drivers and help absorb unwanted vibrations. The result? Transparent, spacious...