Features:
520 Hz Alarm

| Characteristic | Min | Typical | Max | Notes |
| Type | Magnetic | |||
| Excitation | External Driven | Tone: Continuous As per speaker use | ||
| Sound Pressure Level dB at 30cm | 95 | 75dB(A) / 300cm / 520Hz / 5.66 Vpp square wave | ||
| Frequency kHz | 0.4 | 0.52 | 4 | -10dB 2.83 V |
| Voltage V | 5.66 | peak to peak | ||
| Available Input Impedance Ω | 4 | ±15% | ||
| Width mm | 50 | |||
| Mounting | Chassis Mount | |||
| Termination | lead wire |
Characteristic Response:

Dimension Drawing:

FFT at 520 Hz

