Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      BL-12 Product Number BL-12 Description Enquiry Send Enquiry Specification Dimensios (inch) 30.6875x17.6875x14.5   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)