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It will take about 8 to 12 hours of charging time before your beats studio headphones get`s 100 percent fully charged using a beats studio w ... read more. Normally, it will take 2 hours to charge the Beats Studio Headphones when charging from an electrical outlet.
Only Beats by Dr. Dre Wireless and Beats by Dr. Dre Studios require batteries. To charge Beats by Dr. Dre Wireless, you require the USB charging cable that came with them, pluâ¦g one end into your headphones and the other end into a USB port. Beats by Dr. Dre Studios require two AAA batteries.