Surveillance Equipment

Industrial Wall-Mounted Intelligent Noise & Multi‑Function Gas Detector — Sound Level Meter with Temp, Humidity Sensing and 2000mAh Lithium Battery

Portable Professional Sound Level Meter — High-Accuracy 30dB-130dB with Data Recording & Backlit Display

Digital Sound Level Meter 30 to 130 dB — Professional Portable Decibel Meter

Scientific Grade Sound Level Meter with Bluetooth — SPL Meter 35 to 130 dB, A/C Weighted, Dual Range, Max/Min

Wall-Mount Digital Sound Level Meter — Large LCD Decibel Noise Monitor

YongCo 9inch 512Hz Locator Sewer Camera Monitor - High Resolution Screen with 8GB Storage

Portable Sound Level / Noise Meter — 0.1dB Resolution, 35-130dB Range, LCD Display

Portable Noise & Sound Level Meter 40-130dB with Backlit LCD

Noise & Sound Level Meter 30-130dB — 18in LCD Decibel Tester ±1.5dB 31.5Hz-8.5KHz AC

Wall-Mount Digital Sound Level Meter — Large LCD Noisemeter for Monitoring

Handheld Industrial Digital Sound Level Meter Decibel Tester 30~130dB with Analog Bar Display and Backlight

Decibel Meter with Large LED — Wall-Mount Sound Level, Temperature & Humidity Monitor for Classroom