

| Volume | 87 dB |
| Operating voltage | 30 VAC |
| Current consumption | max. 1 mA |
| Operating temperature | -20...+60 °C |
| Dimensions ? x H | 44 x 10 mm |
| Assembly | PCB assembly |
| Resonant frequency | 750 Hz |
| Diameter | 44 mm |
| Capacitance | 55 nF± 30% |
| Tolerance, frequency | ±500 Hz |
| Contact spacing | 25.4 mm |