?? ???? ?? ???? ?? ???? ??? ?? ? ?? ?????     ?? ?? ? ?? ????? ????? ??? ??, ??, ??? ??? ???????? ?? ?? ?? ??? ??? ?? ??? ???? ??? ??? ?????.??? ??? ????? ???? ?? ????? ?? ?? ?? ?? ?? ???? ??? ??? ??? ?? ??? ?? ???·??? ??? ??? ???? ????.OverviewThe 3D Backpack is good for students in school or university and also appeals to modern mobile pros