Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      SP-402SB, SP-502SB, SP-602SB Product Number SP-402SB, SP-502SB, SP-602SB Description Product : SP-402SB Specifications :- 1) Dimensions (inches): 4 Inches 2) Impedance: 4 ohms±15% 3)Sensitivity: 91dB±3dB (1M/1W) 4) Frequency: 85Hz ± 20% 5) Input power(SPL dB):nom: 25W; max:50W Product : SP-502SB Specifications :- 1) Dimensions (inches): 5 Inches 2) Impedance: 4 ohms±15% 3)Sensitivity: 91dB±3dB (1M/1W) 4) Frequency: 80Hz ± 20% 5) Input power (SPL dB):nom: 30W; max: 60W Product : SP-602SB Specifications :- 1) Dimensions (inches): 6.5 Inches 2) Impedance: 4 ohms±15% 3) Sensitivity: 92dB±3dB (1M/1W) 4) Frequency: 70Hz ± 20% 5) Input power (SPL dB):nom: 35W; max: 70W Enquiry Send Enquiry Specification   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)