Bang & Olufsen's midrange headphones luxuriate in lambskin and leather - CNET

They're not the cheapest wireless headphones around, but you'll get fancy materials and 19 hours of battery life.

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https://www.cnet.com/news/lamb-skin-and-leather-feature-in-b-os-more-affordable-wireless-h4-headphones/#ftag=CAD590a51e