Place of Origin : Xiamen,China  
            Post Date : 05-04-2012
                        Expiry Date : 05-05-2012 
                     
Technical Parameter : 
Voltage:12V                 Working Volt:9-15V 
Electric Current:≤3.5A          Operating Temperature:-40℃~85℃ 
Frequency:H 420±20Hz   L 350±20Hz   
Sound Level:110±5dB(A)         Life:150,000times 
Diameter:75mm                 Weight:240g 
Carton:45pairs Carton Measurement:47*37*27cm 
Net Weight:18kg                 Gross Weight:19kg 
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