There is a built-in microphone, and smooth communication with peer agents. Samsung : Samsung Galaxy Tab S5e, Samsung Galaxy A80 A70 A50 A30, Samsung Galaxy S8, S9, S9 PLus, S10, S10 Plus,S20, S20 Plus S20 FE S21 S21 Ultra ,Note 9, Note 9 Plus, Note 10, Note 10 Plus, Note 20, Note 20 pro Note 20 Ultra.
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