Bluetooth® connectivity: These goggles have a direct Bluetooth® connection with your electronic device (smartphone, smartwatch, etc.). Display Management by means of a motion sensor: You only need to hold your hand next to the goggles in order to change the display shown in your field of vision. Full venting: Goggles structured to provide good ventilation, ensuring the air can always circulate freely, thus preventing the lenses from fogging up. Nose grip: Soft, shockproof and nonslip nose-bridge insert. Good wraparound protection: combined with excellent visibility. With built-in battery: Battery completely integrated into the design. Rechargeable directly via Micro-USB.\See-through heads-up display: real-time display of performance data in the field of vision.\Universal nose clip: Double nose-bridge system for optimized individual fit: The 2 nose-bridge options "classic" and "narrow" are easily interchangeable. Adjustable straps: The straps feature an insert for long-lasting perfect fit. Holds fast even after frequent use. Included accessories: These networked sun goggles come with two removable nose-bridges to guarantee a perfect fit no matter what the shape of your face, 2 different straps to choose from according to your taste, a hard-shell case, a microfiber bag, a wiping cloth, a Micro-USB/USB recharging cable, quick-start instructions and a cleaning set.