GN102 Sound Level Meter 30–130 dB — Portable Digital Decibel Meter

Portable, accurate noise monitoring

The GN102 sound level meter measures ambient noise from 30 to 130 dB with ±2 dB accuracy, suitable for industrial, commercial and household use. A capacitive sensor and high‑precision computing chip deliver real‑time readings on a backlit LED display.

Practical features for everyday use

Choose Fast (125 ms) or Slow (1 s) sampling and view maximum, minimum and hold readings with data retention and a mimic strip. A windproof sponge cover reduces gust interference and the unit will automatically shut down after about 15 minutes of inactivity.

Specifications and what's included

Frequency response 30 Hz–8 kHz, A‑weighting, 0.1 dB resolution and compliant with IEC61672 Class 2. The GN102 uses 2×1.5 V AAA batteries (not included); the box includes the packing box, manual and screwdriver.

• Measuring range 30–130 dB
• Accuracy ±2 dB with 0.1 dB resolution
• Fast (125 ms) and Slow (1 s) sampling
• Windproof sponge cover and backlit LED
• Runs on 2×1.5 V AAA batteries (not included)