WYFDP Digital Sound Level Meter - 30-130dB Noise Decibel Monitor with Bluetooth, Mini Portable Audio dB Meter for Home, Office, and Industrial Use

Product Description

Measurement Range: 30-130dBResolution：士1.5dB0.1dBsampling rate：Fast: 125ms Slow: 1000msFrequency response：31.5Hz～8kHzPower：1.5V battery (RO3)x 3（Does not contain）Display：32mm x 26mmEnvironmental noise is A-weighted.Condenser microphone.High-precision professional chip.Features: A-weighting, Bluetooth communication, condenser microphone, high-definition backlight, dual-mode measurement, automatic shutdown, data retention, maximum lock, minimum lock, overload prompt.20~130db long range, 1.5% high precision, 0.1dB resolution.12mm high-precision sensor, using capacitive microphone sensing technology and band-pass weighting network design.Dual measurement mode, FAST is fast measurement mode, SLOW is slow measurement modeIt can be widely used in noise engineering, quality control, health prevention and other environmental noise measurement, such as factories, traffic roads, home audio and other construction sites.Note:1. Please Allow 1-3cm Differs Due To Manual Measurement.2. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.Please refer to the received product. Thank you for your understanding.