Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      FQ4070F-01 Product Number FQ4070F-01 Description Enquiry Send Enquiry Specification Size (mm) 41x71 Rated Impedance (Ω) 4、8、16(±15%) Rated Power (W) 3 Max Power (W) 5 Resonant Frequency (Hz) 300 ± 20% Frequency Range (Hz) fo-20000 Sound Pressure Level (dB) 84±3 Magnet Size (mm) ø 32x18x6   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)