Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      SP-692SB Product Number SP-692SB Description Specifications :- 1) Dimensions (inches): 6x9 Inches 2) Impedance: 4 ohms±15% 3)Sensitivity: 93dB±3dB (1M/1W) 4) Frequency: 60Hz ± 20% 5) Input power (SPL dB): nom: 45W; max: 90W Enquiry Send Enquiry Specification   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)