商品櫥窗＞蜂鳴器＞External Drive Magnetic Buzzer(Smd Type)● 型號：SMD BUZZER● 規格：5*5*1.7mm,3.36Vo–p,Freq.:4KHz● 描述：SMD BUZZER External Drive Magnetic Buzzer mini buzzer 蜂鳴器