Description
UNI-T UT353BT Sound Level Meter Digital bluetooth Noise Meter Tester 30-130dB Decibel Monitoring Sound Level MetersUT353 BT portable digital sound meter can convert ambient sound into electric signal and process data. It has compact design and easy to operate with user friendly interface. bluetooth function is added for data transfer and analysis on mobile App, iENV, which can be downloaded in Google Play or Apple Store.

Specification
SpecificationsRange Resolution Accuracy Noise (A Weighting) 30~130dB 0.1dB±1.5dB Frequency response 31.5Hz~8kHz   Sampling rate Fast  8/sSampling rate Slow  1/s Overload indication   OL/UN MAX/MIN   Yes Data hold  Yes LCD backlight  Yes Auto power off   5    minutes  Low battery indication   3.0~3.5V USB interface   Yes  Tripod mount   Yes  Full battery duration >12hrs with bluetooth function on Working    environment0~30° C (≤80%RH)Working    environment30~40° C (≤80%RH)Working    environment40~50° C (≤45%RH) Storage    environment -20~60° C (≤80%RH) Battery 1.5V(AAA)x3 Product size 154mmx55mmx28mmProduct weight116g
Features1. White backlight, clear LCD screen2. Changeable sampling rate, fast: 125ms slow: 1s3. 1/2 inch condenser microphone Packing Included:1 ×UT353BT Sound meters1×English munual