???mt???????????????????

?????????mt??????? ???mt?????????? ???mt???????????

????????????75?????????????;???14??????????????????2/6??(??????????????2000?????????????????????????????????14?????????80%????2??)???????????1600????;???30??????????????????3670???????????BOSS?????????????????????????????????????????????;

??????????????75????????????￡????14??????????????30???????????????????????75????????????

???鹹???

?????????????40407???mt???http://www.audiogearreviews.com/mt/