SMART SENSOR AR884A Sound Level Meter with Large LCD Screen Wall Mounted Digital Sound Level Meter Digital Noisemeter Decibel Monitoring Tester Noise Volume Measuring Instrument 30-130dB Measuring Range

Features:
9.5 super large full screen LCD with large bold red font to display for easy reading.
24 hours real-time monitoring the sound level.
Support hanging on the wall(recommended) or free standing on the desk.
Wide measurement range from 30dB to 130dB, Frequency: 31.5Hz - 8KHz, Resolution: 0.1dB/1dB, Accuracy: 1.5dB.
With A and C equivalent weighted sound pressure levels.
Fast and slow dynamic characteristic mode.
With maximum/minimum value measurement.
Buzzing and flashing to remind you when the real time measurement is reach to the alarm level, and hold the data for 3s then back to normal mode.
Suitable for checking and monitoring the sound level for personal, families, business, studies, industrial, etc.