Equipped with the latest Bluetooth 5.1 + EDR for a solid connection with the perfect quality performance. Listen to music in style with TWS speakers that come with the sunglasses. Protect your eyes with a polarized lens, with an anti-glare, blue ray filter with 100% UV400 protection. Black colour for a sleek and minimalistic look that goes with your every fashionable outfit. REMAXX Smart Bluetooth Sunglasses are Premium design and provide a waterproof effect which can easily resist sweat and mild rain. Allowing you to enjoy you Sunglasses everywhere