Environment db Level Meter MS855

Environment db Level Meter- MS855 Basic function Frequency Range 40～130dBA 40～130dBC Accuracy ±1.5dB Frequency Range 31.5HZ～8.5KHZ Linearity Range 50dB AC/DC Output √ Digit & Resolution 4 Digit & 0.1dB Time Weighting Selection Fast/Slow Microphone 1/2 Inch Electret Condense Microphone Frequency Weighting A & C Sound Measuring Level Selection √ Sampling Frequency 2 times/sec USB transmission √