Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      LET1213 Product Number LET1213 Description Ø12x1.3(H)mm; Enquiry Send Enquiry Specification Rated Voltage ( V ) 8 Operating Voltage ( V ) 6~12 Rated Current (mA) ≦100 Sound Ouput at 10cm (dB) ≧85 Coil Resistance (Ω) 16 ± 4 Resonant Frequency (KHz) 2.4 Operating Temperature Range (℃) -20 ~ +70 Storage Temperature Range (℃) -30 ~ +80 Weight 1.6g   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)