Digital Sound Level Meter Sound Noise Decibel Tester (30-130dB) UT353

The UNI-T UT353 is a compact, user-friendly digital sound level meter measuring noise from 30-130dB with ±1.5dB accuracy, 0.1dB resolution, and A-weighting, featuring fast (125ms) or slow (1s) sampling, data hold, Max/Min modes, and an LCD with backlight, powered by three AAA batteries. Key specs include a 31.5Hz-8kHz frequency response, 1/2 inch condenser microphone, and auto power-off, with the UT353BT variant adding Bluetooth connectivity for app analysis. 


The UNI-T UT353 is a portable, 30-130dB digital sound level meter used for monitoring ambient noise in industrial, residential, and commercial settings. Key applications include occupational health and safety (noise control), environmental noise assessment, testing equipment noise (fans/motors), and checking compliance in homes, offices, or factories.