ROCK JAW HYDRA feature ROCK JAW's latest designed dual 11mm + 6mm drivers. For greater balance and separation.
Listen to your iPod 2G Shuffle with this comfortable, lightweight headphone with iPod type earbuds, supported on the back of the head, easy to use controls, no dangling wires, perfect for runners, skiers, workouts. Also very comfortable under helmets. Shuffle player not included in purchase.