Check the listing for details. Bose Frames Alto Audio Sunglasses M/L Black Bluetooth Open Ear + USB Cable. Condition: Used. Listed at 64.99 USD. The Bose Frames Alto Audio Sunglasses in black are a stylish and innovative audio accessory that allows for hands-free listening while maintaining an open ear experience. With Bluetooth connectivity, these sunglasses seamlessly integrate with your devices for a seamless listening experience. The included USB cable ensures convenient charging for long-lasting use. Built by the trusted brand Bose, these sunglasses combine high-quality audio with fashionable design, making them a versatile and practical choice for on-the-go entertainment. Some scratches on the exterior plastic and on the lenses.The Bose Frames Alto Audio Sunglasses in black are a stylish and innovative audio accessory that allows for hands-free listening while maintaining an open ear experience. With Bluetooth connectivity, these sunglasses seamlessly integrate with your devices for a seamless listening experience. The included USB cable ensures convenient charging for long-lasting use. Built by the trusted brand Bose, these sunglasses combine high-quality audio with fashionable design, making them a versatile and practical choice for on-the-go entertainment. Some scratches on the exterior plastic and on the lenses.