Piezo buzzer 17mm external drive 4.0kHz
DTbuzzer Electronic Co., Ltd. [China] 
Model No: LS-1740TB-P035B1-D1
Sound pressure level 85dB min (5.0Vp-p Squase Wave /10cm)
Max Operating voltage 30Vp-p
Electrostatic capacity Co 15000PF +/- 30%
Max consumption 1.5mA Max
Resonant frequency Fr 4000+/-500Hz
Case material and colour PBT (BLACK)
Operating tem. Range - 20 to +70 centigrade
Storage temperature -30 to +80 centigrade
Terminal pins
Weight 1.5gram
