UT353BT is a mini sound meter which can convert ambient sound into electrical signals, process data and displays results on LCD. It does not have traditional meter issues such as meter being too large, complex operation, and so on. UT353 can constantly monitor ambient sound. It is light weight, compact, ergonomic, and user friendly, making it a great tool for monitoring noise levels in hotels, conference halls, home theater, hospitals, and any other noise sensitive environments.
It supports Bluetooth. Can download iENV IOS and Android App.


Functions

Range

Resolution

Accuracy

Noise（A Weighting）

30-130dB

0.1dB

±1.5dB

Sampling Rate

FASH

　

125ms

SLOW

　

1000ms

Overload Indication

　

　

OL

MAX/MIN

　

　

MAX/MIN

Data Hold

　

　

HOLD

LCD Backlight

　

　

Yes

Auto Power Off

　

　

5min

Low Battery Indication

　

　

3.0-3.5V

Battery

　

　

4.5V

Current Consumption

Working

mA

≤40mA

Power off

uA

≤10uA

Working Environment

Temperature

　

0-40C

Humidity

　

≤80%RH

Storage Environment

Temperature

　

-20-60C

Humidity

　

≤75%RH

Key Functions

ON/OFF 

Short press to turn on/off the meter

MAX/MIN

Short press to switch between MAX/MIN/normal measurement state

FAST/SLOW

Short press to select fast sampling (125ms) or slow sampling (1s)

HOLD/BL

Short press to enter data hold mode, long press to turn on/off backlight


Battery is not included in the package.

Note: we'll ship this item via Epacket to US, the delivery time is about 3 weeks; 

For other countries, we'll ship it via registered air mail of Post, 

usually the delivery time is about 40days. 

If you want express mail service, please contact us for extra postage in advance.