SLM-417 Digital Sound Level Meter 30~130dB Decibel Tester SPL Monitoring Audio Level Meter for Noise Monitoring in the School, Offices, Traffic, Factory, Home, etc.

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The perfect solution for noise management is our advanced Sound Level Meter. Designed for noise engineering, quality control, health prevention, and comprehensive environmental noise monitoring, this versatile device is ideal for various settings. Whether it's factories, schools, hospitals, shopping malls, hotels, cinemas, offices, or road traffic areas, our Sound Level Meter ensures precise and reliable noise measurement, making it an essential tool for maintaining optimal sound levels and promoting a healthier, more comfortable environment.


  • Data hold function
  • Fast/Slow time weighting
  • Backlight function
  • Max/Min reading
  • Wide-screen display
  • High-precision sensor
  • Low battery indicator
  • Auto power off function that can also be disable


  • Measurement range: 30~130dB
  • Resolution: 0.1dB
  • Accuracy: ±1.5dB (sound pressure reference. 94dB@1kHz)
  • Frequency weighting: A weighting
  • Display: 4 digits. max 1999
  • Frequency response: 31.5Hz~8KHz
  • Time weighting:
    • FAST: 0.125s
    • SLOW: 1s
  • Sampling rate: 2 times/s
  • Microphone: Highly sensitive 1/2 inch condenser microphone
  • Working environment: -10~50°C, max 80%RH, indoor altitude <2000m
  • Storage environment: -10~50°C, max 70%RH (battery removed)
  • Screen size: 34 x 31mm
  • Product Dimension: 167 x 59 x 31mm
  • Product Weight: approx. 114gms (battery not included)
  • Power: 2 x 1.5V AAA (R03/LR03)

Set Includes:

  • 1 x Sound Level Meter
  • Carrying Pouch
  • English Instruction Manual
  • Standard Factory Packaging

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