Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      LPT2311S Product Number LPT2311S Description SMD type; Ø23x1.1(H)mm; Enquiry Send Enquiry Specification Resonant Frequency (Hz) 4000 �� 500 Capacitance at 120Hz (pF) 19000 �� 30% Operating Voltage (Vp-p ) 1 ~ 30 Rated Voltage (Vp-p ) 9 Rated Current (mA) ��8 Sound Ouput at 10cm (dB) ��100 Operating Temperature Range (�J) -30 ~ +105 Storage Temperature Range (�J) -40 ~ +120   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)