Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      EW-12 Product Number EW-12 Description 2" Voice Coil; Enquiry Send Enquiry Specification Max Power (W) 180   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)