D類數字型1000W大功率發燒級超重純低音無源雙音圈低音炮功放

类率https://img.alicdn.com/i2/388217600/O1CN01w4407u260qis9FAh7_!!388217600-0-lubanu-s.jpg|https://img.alicdn.com/i1/388217600/O1CN01oQUxwN260qiq4UPhN_!!388217600-0-lubanu-s.jpg|https://img.alicdn.com/i2/388217600/O1CN01N3ljnq260qis5UXrd_!!388217600-0-lubanu-s.jpg|https://img.alicdn.com/i2/388217600/O1CN01Twn8lJ260qiuYcuWM_!!388217600-0-lubanu-s.jpg