The Extech SL250W Sound Level Meter measures sound pressure levels from 30 to 130 dB across frequencies of 31.5 Hz to 8000 Hz. This SPL meter is ideal for monitoring noise in industrial and environmental applications. Suitable for ensuring compliance with noise regulations, it features wireless connectivity for easy data transfer. https://elecena.pl/product/28942439/extech-sl250w-sound-level-meter-30-130-db-bluetooth-ex-view-app 2025-06-12 https://elecena.pl/product/28942439/extech-sl250w-sound-level-meter-30-130-db-bluetooth-ex-view-app 2026-02-25