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          Buzzer, Alarmbell   Buzzer  
          Select your desired product
          Legend
          Model HRB-P80 HRB-N80 HRB-PS30 BJ-1
          wvdB(A)1m 95 95 90 95
          Play Sound 1 1 1 1
          Voltage DC12V DC24V AC110V AC220V DC12V DC24V AC110V AC220V DC12V DC24V AC110V AC220V DC12V DC24V AC110V AC220V
          Current 30mA 30mA 25mA 20mA
          Frequency(Hz) 50 50 50 50/60
          亚洲性爱