The final frontier for sport headphones is wireless. iSport Superslim BT InEar is not only wireless we’ve added features that make this the ideal companion for your active lifestyle. They are super slim so that they fit well under most helmets (cycling, skiing, boarding etc.). They are sweatproof and washable. The patented SportClip stays in your ear. There is a set of controls built in so that you can control your music. And let’s talk sound. We incorporate the aptX codec, which makes the audio powerful and clear, like a fully wired system. iSport Superslim BT InEar has the ideal feature set for athletes and anyone with an active lifestyle.