Premium HiFi Sound: Experience industry-leading audio quality with advanced speakers that deliver rich bass and crystal-clear sound—setting a new standard for smart eyewear Designed for Active Lifestyles: No-slip adjustable nosepads and flexible earpieces for a perfect fit during high-impact activities with sweat-resistant construction perfect for running, cycling, training, or any sport that demands performance Seamless Connectivity: Take crystal-clear calls and access voice assistants with noise-cancelling microphones that perform even in challenging outdoor environments All-Day Performance: 8-hour battery life supports your most demanding days, from morning workouts to afternoon rides Superior Sun Protection: Blue mirror polarized lenses reduce glare from various surfaces while providing 100% UV protection for optimal visibility during outdoor sports and activities Elevate your active experience with Reebok Voltage Smart Audio Sunglasses Powered by Lucyd featuring stunning blue mirror polarized lenses. These Bluetooth sport sunglasses combine premium athletic eyewear with advanced HiFi audio technology designed and tuned in the USA delivering sound quality that outperforms typical audio glasses. Perfect for various sports and fitness activities, they allow you to listen to motivational music without blocking crucial environmental sounds. With intuitive controls that work even with sweaty hands or fitness gloves, these glasses seamlessly integrate into your active lifestyle.