Sound Level Meter (Class 1) with Low-Frequency sound (from 1 to 20 000 Hz) measurement.
･ Large color LCD screen (3-inch)
･ No paper manual is needed (Help function)
･ Water-resistant (IP54; except for the microphone)
･ Use of rechargeable batteries (or dry alkaline batteries)
･ Supports long-term measurements (up to about 1 month)
･ Option: Octave, 1/3 octave real-time analysis program (NX-62RT), FFT analysis program (NX-42FT) and Data management software (AS-60/AS-60RT).