Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      NA200C-03 Product Number NA200C-03 Description Enquiry Send Enquiry Specification Size (mm) ø50 Rated Impedance (Ω) 4 、8、16 (±15%) Rated Power (W) 0.5 Max Power (W) 1 Resonant Frequency (Hz) 360 ± 20% Frequency Range (Hz) fo - 3400 Sound Pressure Level (dB) 86 ± 3 Magnet Size (mm) ø28 x 12 x 5   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)