SHOKZ OpenRun Mini - Bone Conduction Open-Ear Bluetooth Sport Headphones - Waterproof Wireless Earphones for Workouts and Running - Built-in Mic, with Headband Open-Ear Comfort - OpenRun’s innovative design features a featherweight, wraparound frame and wireless, open-ear fit for comfortable, earbud-free listening. Includes Shokz headband. Safety & Connection - Stay aware and motivated through any workout with our 8th generation bone conduction technology. OpenRun delivers quality audio while leaving your eardrums open to surroundings for ultimate safety. IP67 Waterproof Rated - Completely sweat and waterproof for workouts, fitness and running. Moisture detection alert included for safe charging. (Not suitable for swimming.) 8 Hours of Music & Calls - Enjoy eight continuous hours of music, calls and podcasts with our Bluetooth headphones. OpenRun also features a 10-minute quick charge for up to 1.5 hours of battery life. Outstanding Sound Quality - Bone conduction technology uses vibrations to transmit sound through your cheekbone directly to your inner ear for a premium audio experience.