Bone Conduction Headphones, K3 Open Ear Water Proof Swimming Headphones Built in MP3 Player, 16G Memory, Bluetooth 5.0 Sports Headset for Swimming Diving Fitness Running, Cycling (Black)

Dual Mode For Versatile Listening: The swimming headphone supports both Bluetooth and MP3 modes. Wirelessly connect to your phone via Bluetooth or store up to 5000 songs locally using the built in 16G storage for offline listening.
Bone Conduction Technology: Utilizing bone conduction technology, sound is transmitted through vibrations directly to your inner ear via the cheekbones, delivering excellent sound for swimming, diving, fitness, running, and cycling.
IPX8 Rain Proof: With an IPX8 rain proof rating, the bone conduction headphone is fully submersible up to 2 meters deep, making it ideal for swimming and diving. Enjoy music in MP3 mode underwater.
Comfortable And Secure Design: Featuring a lightweight wraparound frame and wireless design, the underwater headphone provides comfortable, no earbud listening, ensuring awareness of your surroundings for enhanced safety.
Long Battery Life For Extended Use: Equipped with a 300mAh battery, the swimming earphone offers 6 to 8 hours of continuous music, calls, and podcasts. It fully charges in just 2 hours, ensuring long lasting performance.