They also have an adjustment at the top so u can widen etc if you have to. Con molta probabilità i migliori in commercio x tipologia. Came with the 2 AAA batteries the display needed. I wore these for a 21 mile run and the full 26. For those of you who are less versed in how bass works, bass thumps when there is a good seal or containment of the soundwaves. Easy on/off and stay put when walking. However, the 3 hooks have to be individually hung through holes in the bar. I?m not sure if it?s my headset or the this wire cause my headset never charged and I only use my headset twice before I lost the original wire for it. great fit for the bose soundlnk They fit very snugly over my ears and the sound is clear and deep with no static or change in the quality of the sound.