SUUNTO Bone Conduction Earphones, Open Ear Earphones with Microphone, Bluetooth for Swimming and Running, IP68 Waterproof and Dustproof, 10 Hours of

[SUUNTO AQUA]: Next-generation bone conduction earphones with high-quality sound and built-in sensors that enable swimming analysis. [Head Gesture]: Built-in sensors detect motion. You can select songs without using your hands. [Swimming analysis]: Analyze swimming motion using the built-in sensor and diagnose using the app. [8000 songs can be stored]: You can save song files in the built-in storage and play them offline. [IP68]: Incredible waterproof and dustproof performance that can be used even underwater.