Bluewire Audio

Conveniently clips onto the back of any hat with an adjustable band. Full functionality for music and phone controls. Provides up to 6-7 hours of listening time and over 150 hours of standby time. Easily syncs with any Bluetooth enabled device. Source

Music listening outside from home is not safe from the surrounding environment.

Adjustment of any earbuds is much tense able and sometimes it much disturbs and also this device is wire free for easier to use. Just clip on a hat and listen to famous music and songs with Bluetooth connected device. And not only favorite music but also the availability of calling to anywhere.