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General| Max. output level: | 128 dB ± 4 dB |
|---|---|
| Sound pressure level: | 129.4 dB in accordance with IEC 60118-7 |
| Sound amplification: | 40 dB ± 5 dB |
| Overall harmonic distortion: | ≤ 5% |
| Frequency range: | 200 ~ 5000 Hz |
| Input noise: | ≤ 30 dB |
| Voltage: | 1.4 V |
| Power supply: | ≤ 4 mA |
| Operating conditions: | Temperature: -10°C ~ +40°C Relative humidity: 30% ~ 75% Atmospheric pressure: 700 ~ 1600 hPa |
| Storage and transportation conditions | Temperature: -10°C ~ +55°C Relative humidity: 10% ~ 90% Atmospheric pressure: 500 ~ 1600 hPa |
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