Product Overview: Redefine your possible with Shokz OpenRun bone conduction headphones, formerly known as Aeropex, designed for endurance athletes. For the past 10 years, Shokz has been dedicated to providing safety and situational awareness through bone conduction technology. Unlike traditional in-ear headphones, OpenRun features the signature Shokz open-ear design to keep you tuned in to your music and your moments. The enhanced audio features ensure clear sound, powerful volume, and a rich bass while you’re listening. OpenRun are both lightweight and durable for comfortable all-day use that can also withstand the elements. The IP67 waterproof rating makes OpenRun perfect for sweaty and rainy workouts, although they are not designed for underwater swimming. Embrace a new challenge powered by Shokz. Key Features: 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. (Quick Charge Version of Aftershokz Aeropex) Outstanding Sound Quality - Bone conduction technology uses vibrations to transmit sound through your cheekbone directly to your inner ear for a premium audio experience.