小米8手机 打电话时我说话 ，对方听不到我声音 但是测试麦克风录音、微信语音都没问题的， 是怎么

Answer 1

那是对方手机坏掉了

Answer 2

There is something wrong with the mobile phone opposite. You can ask if the tone quality on the opposite side is clear. This method can solve the problem. Please give me good comments.