This sound meters are widely used for monitoring noise level in factories, offices, theaters.
The voice meter is ideal used for neighbor noise complaints, industrial office setting and music recording.

Versatile Decibel Meter:
1. disable the automatic off function, sound level meter tester can continuously measure noise value
2. Program the alarm sound value - when ambient sound reach to your setting, the db meter Backlight flash
3. Large LCD backlight display screen - sound level meter readings are measured in dBA, clearly show readings, backlight function very easy to read it
4. Max/Min Function - Press the”Max/Min” button to quick know the MAX & MIN dB levels recorded by the decibel meter
5. Wide Measurement Range - our decibel reader can read between 30~130dBA, Accuracy: ±1.5 dBA, more accurate than other noise monitor
6. Auto/Manual power off - the spl meter will automatically shut down after appro. 10 minutes without any operation, or long press the “power” button to turn off
7. Professional dB sound meter equipped with wind-resistant ball, easy measurement at outdoor noise no worry about the wind interference
8. Sound measuring device powered comes with 3 pieces 1.5V AAA batteries, more convenient than other sound meter without batteries

Normal talking indoor is 40-60dB, watching TV and the hum of fridge sound up to 60dB. The sound is always changed because of any small change
This professional sound level meter can only be calibrated by standard sound source under 94dB and 114dB at frequency 1KHZ

Sound meters' Parameters:
Approved by CE/ROHS/FCC standard
Measuring range: 30dBA~130dBA
Accuracy: ±1.5 dB
Frequency range: 31.5Hz~8.5KHz
Frequency weighting: A
Resolution: 0.1dB
Microphone: 1/2 inch electret condenser microphone
Working Temperature and Humidity: 0~40°C(32-104℉), 10~80%RH
Packing List:
1 x Sound level meter