The AfterShokz OpenMove Open Ear Wireless Headphones offer the versatility, comfort and convenience that fits every lifestyle and budget. These headphones work with bone conduction technology that guides mini vibrations through your cheekbones to your inner ears without plugging or covering them. To give you the best audio experience they are powered by a patented 7th generation bone conduction and PremiumPitch 2.0™ technology and enhanced by the unique structure of their earhook that compliments the transducer 's ability to deliver precise and balanced audio, optimal volume, and rich bass. The OpenMove are lightweight and comfortable, making them ideal to workout as they are IP55 waterproof rated and designed to embrace any elements you throw their way. Enjoy up to 6 hours of battery life on a single charge and dual noise-canceling mics, so you can enjoy crystal-clear audio and calls wherever, whenever.