The Shokz OpenRun offer a quick-charging function and are ready for use for up to 1.5 hours after just 10 minutes. The open-ear design allows you to hear your surroundings without compromising the sound quality of the headphones. The PremiumPitch 2.0+ technology offers a wide range of dynamic stereo sound, and the OpenRun are also IP67 protected against splashes, sweat and rain. With the Bluetooth 5.1 chip, the dual microphones that suppress ambient noise and the CVC algorithm to sharply differentiate the voice from ambient noise, conversations on the move always remain clearly understandable.