According to the product description, the earmuffs are made with soft, noise-canceling foam that conforms to the shape of your head, providing long-lasting comfort. Customers agree, noting the earmuffs are comfortable for extended wear.
According to the product description, the built-in 750mAh lithium battery provides 35 hours of music playback or 40 hours of talk time on a single 3-hour charge.
