Open-Ear Design for Ultimate Comfort Incredible Audio Experience - DirectPitch technology by SHOKZ provides you premium audio quality while keeping your ears open Situational Awareness - Stay connected with your favorite audio & your surroundings at the same time Secure Fit - The ergonomic & flexible ear hook with balanced earbud weight design provides a soft & secure grip Up to 28 hours of listening with quick charge - 7 hours per charge & up to 28 hours of listening with the charging case. A 5-minute quick charge provides an hour of battery life. No more battery anxiety Condition: Used, but working in good condition. Comes with headphones and charging case. These headphones currently go for $159 on Shokz or Amazon