Feature

●[ DATA STORAGE ] The instrument will automatically store the data every 2 seconds, and the stored value is the largest noise value in 2s, which can last for one year.
●[ USB CONNECTION ] Connecting computer with USB cable, you can download records, collect samples and print chart and date, etc.
●[ APPLICATION ] Suitable for families, factories, offices, hotels, hospitals, laboratory, theaters and audio systems, etc.
●[ ALARM FUNCTION ] When the measuring value is over the alarm value, the meter will make a sound beeping and lock the data with blinking for 2 minutes.
●[ LARGE DIGITAL DISPLAY ] Super large 9.6 inch LCD digital display with backlight that makes reading more clear and visually in dark areas.


Description

Description
The sound level meter is versatile device for measuring sound strength in an acoustic environment-loud or soft; high pitched, low-pitched, intermittent or continuous. This meter can be used in measuring noise of various occasion such as factory, office, home, traffic route, acoustics, air-conditioner, refrigerator, etc. You can test surround sound system to see exactly how much sound each to see if any adjustments need to be done.

Specification
Model SW-525B
Accuracy ±1.5dB
Measurement Range 30~130dB
Frequency Response Range 31.5Hz~8.5KHz
Frequency Weighting A
Response Fast
Resolution 0.1dB(<100dB), 1dB(>100dB)
Alarm Reminder(sound+display) Yes
Alarm Output Yes
Storage Function 2secs/time, can be stored for a year
Communication connecting PC via USB cable
Working Temperature/Humidity 0-40, 10%~80%
Storage Temperature/Humidity -10-60, 10%~70%
Characteristics 
Material Plastic, Metal
Color Black
Power DC 5V 1A micro USB
Product Size(appr.) 210 * 130 * 28mm / 8.3 * 5.1 * 1.1inch
Package Weight(appr.) 612g
Accessories USB Cable, User Manual, CD
Package Included:
1 x Sound Level Meter
1 x USB Cable
1 x User Manual
1 x Warranty Card

Warning:
1. Do not use meter in high temperature and high humidity environment.
2. Do not use meter near corrosive material.
3. Do not use meter in the conditions that should be splashed by water.
4. Do not use meter in heavy dust environment.
5. Do not use meter in an environment with chemical gas.

Note:
 Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.