Mini decibel meter

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Type: Digital Noise Meter Measuring range: 30~130 dBA Measurement accuracy: ±2dB Working temperature: 1.5DB (℃) Resolution: 0.1DB Frequency response: 31.5Hz~8KHz Frequency weightin g characteristics: A weighting Digital display: 4 digits, resolution 0.1dB Sampling rate: 2 times/sec Microphone: 1/2 inch condenser microphone Power supply: 9V battery Show more