// ZAJSZINTMÉRŐ
How loud is it? — Decibel meter
Left your sound level meter at home? Allow microphone access and watch the sound pressure level in real time. Optimized for phones.
--
dB
Start the measurement
30
120
--min
--average (Leq)
--max
Calibration
0 dB
Calibrate against a known meter
- 30 dB Whisper, quiet room
- 50 dB Quiet speech, office
- 70 dB Busy street, restaurant
- 85 dB Workplace limit (8 hours)
- 100 dB Club, concert — ear protection recommended
- 115 dB Near the pain threshold
Note: a phone microphone is not a certified measuring device, the value is informational only. A calibrated sound level meter is needed for accurate measurement.