Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      NQ3070F-01 Product Number NQ3070F-01 Description Enquiry Send Enquiry Specification Size (mm) 31x70 Rated Impedance (�[) 4~32(��15%) Rated Power (W) 2 Max Power (W) 3 Resonant Frequency (Hz) 380 �� 20% Frequency Range (Hz) fo-13000 Sound Pressure Level (dB) 84��3 Magnet Size (mm) ø 13x10   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)