APM-TEC Diameter (mm) Height (mm) Voltage (VDC) Operating voltage (VDC) Resonance Frequency (Hz) *Minimum Sound Pressure Level  (dBA) Tone Housing Material Termination
APM-MB12.805S 12.8*12.8 6,5 5 4 – 7 2,400 ± 400 85 at 10cm Continuous PPS (top fire) SMD