Theory: Readings present the successful voltage according to the typical price of samples in excess of a complete quantity of intervals of the fundamental frequencyB??c two: M? ph?n “Ti?n ích” trong “Cài ??t Iphone” ho?c Ipad, tùy theo thi?t b? b?n s? d?ng.XSMB - SXMB - K?t qu? x? s? mi?n B?c ???c t??ng thu?t tr?c ti?p t?t c? các ngà