Noise Decibel Meter — Professional Sound Level Meter 30dB-130dB with Data Logging, Backlit Display and Fast Response

A compact, professional-grade sound level meter designed for reliable measurements between 30dB and 130dB. This unit features a backlit display and rapid response for clear, easy-to-read results, plus built-in data recording for later analysis. Key specifications: - Frequency weighting: A/C - Analogy bar graph: 2dB/1 Bar graph - Measurement Unit: dBA / dBC - Sampling rate: 2 times/second (FAST), 1 time/second (SLOW) - Dynamic characteristic: FAST (high speed) / SLOW (low speed) Signal outputs: - AC signal output: 4Vrms/ full barograph, output impedance is approx 600 ohm - DC signal output: 33mV/dB Memory and power: - Data storage quantity: 32000 readings - Power supply: 4pcs x AA Size 1.5V battery or USB power cable Physical details: - Item Weight: 7.4 ounces - Product Dimension: 9 x 2.5 x 1.5 inches - Shipping Weight: 14.6 ounces - Shipping Dimension: 9.6 x 4 x 2 inches Package contents: 1 x Sound Level Meter, 1 x English User Manual, 1 x CD Software (English), 1 x USB Cable, 1 x AC/DC line, 4 x AA Battery, 1 x Carrying Pouch Related Products: decibel meter,db meter,sound decibel meter,sound meter,sound level meter,spl meter,decibel meters,sound meter, noise decibel reader,noise meter,noise detector,noise monitor,noise nuisance recorder,noise monitor for classroom