Is there any USB hub that is powered like some of the USB hard drives (connected to 2 ports at the same time). I want to avoid using AC adapter and use two USB ports to power a hub. Does anybody know any examples of such devices?
closed as off topic by Canadian Luke, Renan, Gaff, Nifle, slhck Aug 8 '12 at 7:50
Questions on Super User are expected to relate to computer software or computer hardware within the scope defined by the community. Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. Read more about reopening questions here. If this question can be reworded to fit the rules in the help center, please edit the question.