UNI-T UT353 UT353BT Mini Sound Level Meters 30~130dB A weighting

UT353/UT353BT Mini Sound Level Meters
UT353/UT353BT mini digital sound level meters can convert ambient sound into electric signals, process data and display results on LCD. They can constantly monitor ambient sound. UT353BT can transfer measurement data through bluetooth to UNI-T’s custom mobile APP (iENV) for further analysis, storage, and export. iENV can be downloaded from Google Play, Apple Store or UNI-T’s website by searching ‘iENV’.

Features:
? White backlight, clear LCD screen
? Adjustable sampling rate, fast/slow
? 1/2 inch condenser microphone
? Light weight, ergonomic design, user-friendly interface

Specifications
Noise (A weighting):30~130dB
Accuracy:±1.5dB
Resolution:0.1dB
Sampling rate:Fast: 125ms;Slow: 1000ms
Frequency response:31.5Hz~8kHz
APP/Bluetooth:?(Notice please:only UT353BT has this function)
Overload indication:OL
MAX/MIN:?
Data hold:?
LCD backlight:?
Auto power off:?
Low battery indication:?

General Characterisitics
Power:1.5V battery (R03) x 3 ?Notice please: batteries are no included?
Display:32mm x 26mm
Product net weight:about 116g
Product size:150mm x 52mm x 27mm
Standard individual packing:Blister, English manual