1. Smart Device: The Noise meter is not a smart device, but it is a highly efficient and accurate tool for measuring decibel levels in various environments. 2. Measurement Range: With a measurement range of 30~130dB, this Noise meter ensures precise and reliable noise level readings in a wide range of. 3. Accuracy: Boasting an impressive accuracy level of ±1.5 dB, this Noise meter guarantees precise and consistent measurements for optimal noise control and analysis. 4. Digital&resolution: Equipped with a 5-bit digital display and 0.1dB resolution, this Noise meter provides clear and detailed decibel readings, enabling users to monitor and assess noise levels effectively. 5. Frequency Response and Characteristics: The Noise meter features a frequency response range of 31.5Hz~8.5KHz, covering a broad spectrum of sound frequencies. It also offers A (simulated human ear) and C (mechanical noise) frequency weighting characteristics, allowing for comprehensive noise analysis and detection., Manufacturer: BJdfgE