Dieser soll ohne aktiviertem ANC eine Akkulaufzeit von bis zu 45 Stunden und mit ANC bis zu 24,5 Stunden ermöglichen. and now for my big ones. 67")Width at large end 0. I am new to biking and have been reluctant to buy a lot of accessories just yet. They work perfect I have had them now for 3 months went through the rain and the summer no issues! When you first turn it on, if youre in a quiet place you might be alarmed by all the static that comes out of the speaker though it seems to lessen to acceptable levels after a bit of time passes and/or you actually start using it. The buckle is low profile and not gaudy. I know a lot of people may over look this product because it doesnt lock but that is why I chose it. Super fast shipping Your foot doesn?t stay in place (and I have fat feet so never in a million years did I think it would be a problem) and slips out because the toe and foot straps are just too wide.