Without sound, they~re just sunglasses. Thoughtfully refined and strikingly elegant, Bose Frames Tenor style feature a refined square frame and distinctive keyhole bridge, for those who crave a modern take on a classic style. Bose Open Ear Audio technology produces clear, lifelike sound, leaving you free to engage with the world around you while discreetly listening to music. Bose Frames also feature an advanced mic system that lets you make crystal clear calls, scratch-and-shatter-resistant polarized lenses and a rechargeable battery that plays for up to 5.5 hours. All this housed in a lightweight frame crafted from ultramodern materials for a luxurious look and feel.