APM-TEC Diameter (mm) Height (mm) Voltage (VDC) Operating voltage (VDC) Resonance Frequency (Hz) *Minimum Sound Pressure Level  (dBA) Tone Housing material Termination
APM-PB2412P 24 17,5 12 3 – 20 4,000 ± 500 95dB at 10cm Continuous Noryl PIN