XPT800 class 1 sound level meter & frequency analyzer (expert line, advanced acoustic analysis)

A high-end Class 1 sound level meter with advanced spectral analysis and connectivity for professional acoustic measurements.

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Product Description

The XPT800 Sound Level Meter is a flagship Class 1 acoustic measurement instrument designed for precise noise analysis across environmental, industrial, and laboratory applications.

It combines high-accuracy sound measurement with advanced features such as octave and FFT spectral analysis, statistical evaluation, and automatic detection of tonal and impulsive noise. With a wide dynamic range of up to 123 dB and peak measurement capability up to 178 dB (with optional microphone), it delivers reliable performance across both quiet and high-noise environments.

The device features a 4.3” touchscreen interface, modular architecture with interchangeable microphones, and extensive connectivity including Wi-Fi, Ethernet, and 4G, enabling seamless integration into modern monitoring workflows. Built for professionals, it supports cloud data management, long-term logging, and advanced acoustic analysis in a single portable platform.

Key Features:

  • Class 1 sound level meter compliant with IEC 61672:2013
  • Wide dynamic range (123 dB), up to 178 dB peak (with optional mic)
  • Advanced analysis:
    • 1/1 & 1/3 octave band analysis
    • FFT spectrum analysis
    • Statistical noise analysis (Ln, percentiles)
  • Automatic detection of tonality and impulsiveness
  • Reverberation time (T60) and STI (STIPA) calculations
  • 4.3” colour touchscreen with intuitive interface
  • Interchangeable microphone system with auto-recognition
  • Built-in audio recording and event-triggered logging
  • Connectivity: Wi-Fi, Ethernet, 4G, USB-C
  • 4 GB internal memory + USB storage support
  • Cloud integration (NS Storage) for remote access and data sharing
  • Long battery life: >24 hours continuous operation
  • Rugged, portable design (IP54) for field use

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