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This sound level meter is a versatile device for measuring sound intensity in an acoustic environment-loud or soft; high pitched, low-pitched, or broad-band, intermittent or continuous. This meter can be used in measuring noise of various occasions and appliances such as factory, office, home,traffic route,acoustics, air-condition, refrigerator and so on, come on and try it.

Function: A-weighted level, fast-response, with sound and light alarm prompt function, fine-precision measurement, real-time monitoring.
Condenser microphone sensor, real-time output, instant response.
Support USB cable to connect to the computer, can read the instrument data in real time and export the table (Only SW-525B has this function).
The response speed is-fast, and the accuracy can reach ±1.5db.
Exceeding standard alarm prompt, indicator light flashes when alarming, accompanied by buzzing alarm sound, alarm time and volume can be adjusted.
External speakers can be connected, universal 3.5mm audio cable.
It can be wall-mounted, simple and quick to install, and can be installed where you want to install.

Material: ABS
Accuracy: ± 1,5dB (In Standard sound: 94dB@1KHz)
Range of Measurement: 30~130dB
Frequency Response Range: 31.5 Hz 8.5 KHz
Frequency Weighting: A (Ambient Noise)Weighting
Response: f-ast
Microphone: 6mm capacitance mcrophone
Display: 3 digital display
Resolution: 0.1dB(<100dB) 1dB(>100dB)
Alarm reminder: yes
Alarm output: yes
Power supply: DC5V Micro USB outlet
Operating conditions: 0~40℃, 10%~80%RH
Storage conditions: -10~60℃, 10%~70%RH
Item size: 210 * 130 * 28mm / 8.3 * 5.1 * 1.1in
Item weight: 453g / 1.0lb
Package size: 230 * 180 * 55mm / 9.1 * 7.1 * 2.2in
Package weight: 600g / 1.3lb

Packing List:
1 * Noisemeter
1 * USB Cable
1 * User Manual

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