Technical Specifications - Beurer HA 20 Mode D'emploi

10. Technical specifications

Max. output level:
Sound pressure level:
Sound amplification:
Overall harmonic
distortion:
Frequency range:
Input noise:
Voltage:
Power supply:
Operating conditions:
Storage and
transportation conditions
The serial number is located on the device or in the battery compartment.
128 dB ± 4 dB
129.4 dB in accordance with IEC 60118-7
40 dB ± 5 dB
≤ 5%
200~5000 Hz
≤ 30 dB
1.4 V
≤ 4 mA
Temperature: -10°C ~ +40°C
Relative humidity: 30% ~ 75%
Atmospheric pressure: 700 ~ 1600 hPa
Temperature: -10°C ~ +55°C
Relative humidity: 10% ~ 90%
Atmospheric pressure: 500 ~ 1600 hPa
20