????????????????????????????

????????????????????????????????

?????????5k?????1000w????5w????

???????4.5k?????900w????4.5w????

????????4k?????800w????4w????

????????3.5k?????700w????3.5w????

????????3k?????600w????3w????

????????2.5k?????500w????2.5w????

????????2.25k?????450w????2.25w????

???????2k?????400w????2w????

???????1.75k?????350w????1.75w????

10~20????1.5k?????300w????1.5w????

21~40????1.25k?????250w????1.25w????

41~50????1k?????200w????1w????

51~70????200w????1w????

71~100????150w????7.5k????

101~150????100w????5k????

151~200????60w????3k????

200~10000????30w????1.5k????

????????????????????????????????http://www.audiogearreviews.com/qbpkq/