The TA652 Series Digital Sound Level Meter is a professional noise measurement instrument, also known as a Sound Level Meter, Noise Meter, Decibel Meter, or Noise Tester, designed for environmental noise monitoring, industrial noise testing, and acoustic evaluation applications. Equipped with a high-sensitivity condenser microphone, the instrument provides a wide measurement range and supports A-weighting and C-weighting selection, along with Fast and Slow time weighting modes, enabling accurate measurement of sound pressure levels in various environments and noise conditions. The TA652 Series integrates multiple practical functions including real-time temperature monitoring, data hold, maximum/minimum value recording, average measurement, data logging, and high/low noise alarm settings. The TA652B model features a USB communication interface, allowing connection with a computer for real-time data acquisition, historical data management, noise trend curve generation, and measurement report export. With its compact handheld design, intuitive operation, and reliable measurement performance, the TA652 Series Digital Sound Level Meter is widely used in environmental protection monitoring, industrial manufacturing, machinery maintenance, construction sites, occupational health and safety, transportation noise monitoring, schools, hospitals, offices, shopping malls, cinemas, recording studios, laboratories, and acoustic research applications. It is an ideal solution for engineers and professionals who require accurate noise measurement, sound environment assessment, compliance testing, and long-term noise monitoring.