A mini version of our popular H53 High Accuracy Decibles Sound Level Meter (30-130 Decibles), the H65 is a wonderful tool for safety engineers and sound quality controller. It provides a reliable, accurate and fast way to measure sound level and calculate the decibel of factory, office, traffic, family, audio system, etc. Featuring a wide dynamic range from 35 to 130dB, it can be used in a variety of environments to get the rightresponse for the human ear.