Water to Land, the Music Never Ends. Seamless transition from water to land, thanks to OpenSwim Pro’s durable IP68 waterproof rating. Submerge your OpenSwim Pro up to 2 meters for 2 hours, seamlessly playing your tunes with perfection. Switch between Bluetooth and MP3 mode for uninterrupted music with a button press or in the Shokz App. OpenSwim Pro is tailored waterproof, versatile, while fitting safe and secure for your workout routine in the water or on the land.