https://www.youtube.com/watch?v=JIRtg0gUd_k
簡略歸簡略
影片中的女生試戴完我倒有得出一個結論
恩，洞大小
決定鬆緊度
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................我是說耳朵
便宜耳機原來有用typec充電....不是micro usb的頭
