?????HF??????????? ??12??磬?????????????? ??????250W?????????:500W. ?跡??8???? ????Χ?????65Hz-20KHz?? ??????97dB/1W/1m?? ???????126dB ??????145dB????? ???????90?? x 40??

???????

?????HF???????????
??12??磬??????????????
??????250W?????????:500W.
?跡??8????
????Χ?????65Hz-20KHz??
??????97dB/1W/1m??
???????126dB
??????145dB?????
???????90?? x 40??

???????