[問題] 充電器雙充電頭請益
家裡兩台Iphone+一台Ipad,買過兩種雙充的充電頭。
一個輸出1A,一個輸出2.1A的,其中一種還是有安規認證的。
但兩種都會有高頻機機叫的聲音,四下無人時非常明顯。
Ipad或Iphone原廠的雖然只有一個輸出,卻完全無聲。
不知道有沒有大大有買過雙充是完全無聲的。
請大大推薦,非常感謝。
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