Brüel & Kjær is the world's leading supplier of sound and vibration technology for measuring and managing product performance, durability and quality. Brüel & Kjær measuring instruments provide class 1 sound level meters and analyzers, vibration meters, noise dosimeters, plus a wide range of specialized sound level meter apps, kits, and post-processing software allowing you to customize your instrument to your needs.

From simple noise measurement to an inspection of industrial machinery, Brüel & Kjær measuring instruments deliver unrivaled flexibility and accuracy.