APM-TEC Diameter (mm) Height (mm) Voltage (VDC) Operating voltage (VDC) Resonance Frequency (Hz) *Minimum Sound Pressure Level  (dBA) Tone Housing material Termination
APM-PB15.405P 15,4 14 5 1 – 12 4,000 ± 500 83dB at 10cm Continuous Noryl PIN