The Svantek SV 971A Class 1 Sound Level Meter and Sound Exposure Meter, designed for professional use, recognized for its compact size, light weight, and inclusion of advanced features. Microphone with a large dynamic range of 120 dB and low-power Bluetooth connectivity for mobile application integration. The 971 series offers a wide LAeq measurement range (24 to 137 dB linear measurement range, with a Peak of 140 dB) in a single range, ensuring accuracy and ease of use for professionals in the field. Additionally, the device can capture RT 60 and STIPA measurements for reverberation time and speech intelligibility, supported by a separate mobile application. Suitable for occupational noise measurements and basic environmental measurements, real-time frequency analysis, audio recording, and time-history logging.