The Optimus+ Environmental Sound Level Meter is a high-performance instrument designed for precise environmental noise monitoring and control. Available in Class 1 or Class 2 models compliant with IEC 61672, it captures all key noise parameters—SPL, Leq, Peak, TWA/Dose, and optional octave band filters, tonal noise detection, and NR/NC curves—in a single measurement. Ideal for applications such as construction, wind farms, and industrial operations, the Optimus+ ensures accurate, reliable data logging for both occupational and environmental noise assessments.

Built for versatility, the meter integrates seamlessly with weatherproof outdoor kits for unattended, long-term monitoring and supports remote data access via modem-equipped options. Featuring VoiceTag audio note recording and Acoustic Fingerprint technology, it simplifies data management and enables automatic audio recording for event analysis. Each reading can be tagged with GPS location, date, and time, ensuring traceable, contextualized results. With PTB and LNE Pattern Approval on the Class 1 model, the Optimus+ Environmental Sound Level Meter offers proven accuracy, ease of use, and compliance for professional-grade noise monitoring worldwide.