| APM-TEC | Diameter (mm) | Height (mm) | Rated Voltage (Vp-p) | Max Voltage (Vp-p) | Resonance Frequency (Hz) | Minimum Sound Pressure Level (dBA) | Capacitance (pF) | Housing Material (Soundhole) | Termination |
| APM-PT2209S | 22 | 10,8 | 9 | 30 | 4.000 | 100 at 10cm | 25,000 ± 30% | PPS (top fire) | SMD |
