[問題] 新買的耳機細聽有電流聲
之前都是聽附贈的耳機
前幾天買了鐵三角CKB70
跟舊耳機對比下覺得聲音清晰許多
但是開低音量仔細細聽是會發現有電流聲
想請問一下這是正常的嗎？
我對耳機不是很瞭解不知道是不是跟所謂的推力有關係
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