Home Company Profile Factory Profile Our Products Contact Us News     Speaker Microphone Transducer Buzzer Plate Receiver                      SR-1740TQ Product Number SR-1740TQ Description Diameter: Φ17mm Height: 4mm Enquiry Send Enquiry Specification Weight (nominal) 2.0g Speaker: Impedance(Ω) @ 2KHz, 1V input 8 ± 15% Speaker: Rated Power Input 0.5W Speaker: Maximum Power Input 1W Speaker: Bass Resonance Frequency @ 1V input 650Hz ± 20% Speaker: Sensitivity @ 0.1W/0.1m @ 1KHz 86 ± 3dB Speaker: Frequency Range fo~~20KHz Speaker:THD @ 0.1W/0.1m @ 1KHz <15% Receiver: Rated Power Input 0.01W Receiver: Maximum Power Input 0.03W Receiver: S.P.L @ 100mV @ 1KHz 114 ± 3dB Receiver: THD @ 0.01W 1KHz ≦5% Operating Temperature Range (℃) -40 to +80 Storage Temperature Range (℃) -40 to +85   Speaker Condenser Microphone Buzzer & Transducer Buzzer Plate Receiver Copyright 2004 by Union Team Limited (Group)