Piezoelectric element Back sensor offers a high speed of vibration Less power consumption Compact and light weight

40K back sensor

Part Number	STC-40MB-C
Construction	water proof
Using Method	dual use
Frequency(KHz)	40 ± 0.5
Capcaitance (pF)	2600 ± 20 %
S. P. L. (dB)	more than 103
Sensitivity (dB)	more than -87
Directivity (°)	120°
Operating Temp. ()	-40 ~ 85
Reverberation (ms)	1.2

Back sensor STC-40MB-C