Portable and user friendly Modern, easy to carry design for convenient transportation and simple operation. Analysis and power features Includes analysis software for data processing and visualization. Auto power off to conserve battery life. Auto backlit display for easy viewing in low light. Low battery indication keeps you informed. Powered by four 1.5V batteries (not included). Time weighting and display Time weighted characteristic with fast and slow output for flexible measurements. Graphs indication to visualize trends over time. Measurement ranges and accuracy Wide measurement ranges: 30 to 130 dBA (Aweighted) and 35 to 130 dBC (Cweighted). accuracy for reliable sound level assessment. Applications Occupational noise assessment in offices, factories, or construction sites to protect hearing and ensure compliance. Environmental noise surveys for residential or urban planning projects. Acoustical testing and calibration in product development, studios, or home theater setups.