• ALL-DAY OPEN-EAR COMFORT: Crank bone headphones allow you to enjoy high quality music with ultimate ear comfort IN or OUT WATER. Vibrations deliver sound through cheekbones to inner ears, bypassing eardrums and reducing the risk of hearing damage, and the Premium Silicone Coating ensures a soft touch. These sound like the best bone conduction headphones if you're looking for greater comfort for extended listening and enhanced situational awareness for safety during all your activities
• IPX8 WATERPROOF CERTIFIED - MP3 MODE FOR UNDERWATER USE: Designed for continuous immersion in water beyond 1 meter, Crank underwater swimming headphones with their MP3 mode are ideal for swimming and prolonged underwater activities. Enjoy music, podcasts, or audiobooks throughout your entire swim session without worry. This opens up a new dimension to your aquatic exercise, keeping you motivated and entertained while you train. Due to the IPX8 certification and the completely sealed coated, the Crank Swim lacks a microphone, making it unsuitable for calls or voice assistant features in or out of water
• STAY CONNECTED EVERYWHERE: With the open ear headphones wireless Bluetooth 5.4, expect nothing less than constant cristal clear music up to 10 meters, all while preserving battery life. Multi-device connectivity allows for simultaneous connections to multiple devices for maximum music sharing experience. The MP3 player carry over 2500 songs, perfect for phone-free workouts, and for use in water since Bluetooth tech doesn’t work underwater. Store up to 145 hours of music, books, or podcasts in these swimming headphones underwater
• MAGNETIC CHARGE FOR ALL DAY PLAYTIME: Quick charging with magnetic connection reduces wear on charging ports. The magnetic charging connector will align with the charging port's polarity automatically, these underwater headphones for swimming will be fully charged within 2 hours (10 min for 1 hour of playback). With up to 12 Hours of playtime, you can listen all day your tunes without run out of battery
• PREMIUM LIGHTWEIGHT CONSTRUCTION: The Crank earbuds for swimming laps feature a premium titanium alloy frame coated with a patented, premium silicone-wrapped finish, what makes them exceptionally strong and resistent. Despite their impressive strength, titanium alloys are incredibly lightweight.The silicone finish offers a soft touch on the cheekbones, minimizing pressure, this translates to significantly improved comfort during extended use and hygiene, especially during workouts or in humid conditions