Home theater dB level setting Set the dB level of sound system with A and C frequency weighting to help with home theater calibration. You can also see how big things is, and know how big something is before it gets in the way of others.
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Do you want to know if the noise is turned off the volume limit? Except for A/C weighting, BT-882A also supports FAST(125mS)/Slow(1mS) weighting, so you can accurately measure both constant and unstable fluctuating noise.
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High precision dB level meter This product is a high precision phonometer with accuracy of +/- 1.5dB.Measuring range: 30-130dB Has calibration button for self-calibration less than 94 dB @ 1 KHz
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Indoor and outdoor sound meter This decibel level meter is an ideal tool for measuring ambient noise levels such as factories, workshops, schools, homes, offices, roads, airports, audio, etc.It is also suitable for noise control (e.g., concerts, parties, engines, bars and cars) product quality control, health prevention and treatment.
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