Digital Sound Level Meter / Decibel Detector — 31.5Hz~8.5KHz, Frequency Weighting A, 1/2 inch Electret Microphone

Compact digital sound level meter designed for reliable decibel readings and noise monitoring. It covers a frequency range of 31.5Hz~8.5KHz and uses Frequency weighting: A to match human hearing response. Sensing is handled by a 1/2 inch electret condenser microphone for precise pickup. Environmental limits: Operating condition: 0~40 10~80%RH; Storage condition: -10~60 10~70%RH. Ideal for workplace noise surveys, environmental checks, and general acoustic measurements where accurate, portable monitoring is required.