http://mazda3revolution.com/forums/2014-2017-mazda-3-skyactiv-audio-electronics/209282-usb-audio-output-usb-dac.html
ʂ̃TCgɃWv悤ƂĂ܂BXΏL̃NNbNĂ
UPLIFTōLȂő̌܂傤IKȉ{Ct܂I