TestHelper SW-525B Sound Level Meter Tester 30-130db,9.6in Screen LCD Display Wall Hanging Type Decibel Noise Measuring with Alarm (Sound Level Meter with Data Logger)

Specifications:

Accuracy: +1.5 dB (reference sound pressure level, 94dB @ 1kHz)

Frequency response: 31.5Hz ~ 8.5kHz

frequency weighting: A

Response time: Fast

Alarm Funciton :Sound+Display

Storage function: 2 s/set, store for 1 year

Communication:connecting computer with USB cable

Microphone: 6mm condenser microphone

Power supply: DC 5V 1A Type-C USB

working environment: 0 - 40 degrees (32 degrees Fahrenheit to 104 degrees Fahrenheit), 10 - 80%RH

Storage of Temp. and humidity: -10~60C. 10~70%RH

Product size:22.8cm*12.5cm*3.2cm(8.96in*4.91in*1.26in)

Data Records:

The Meter saves measuring data every 2 seconds, which is the largest value in this 2 seconds. The data can be stored for a year, after that, the data in the first half of the year would be emptied automatically. Users can export data by connecting computer.

Connecting Computer:

After installing the software. the user can connect the device to computer with USB to download records, real-time sampling, print chart and data, etc.