Digital Sound Level Decibel Meter 30 130dB Pressure Tester USB Auto Ranging with Internal Memory and Data Logging Function

Sound level Range:30 to 130dB (Low=30-100dB ,High=60-130dB) Auto Ranging Frequency weighting: A/C, with Fast/Slow time weighting selection 32000 Reading Internal Memory (Data record function), with Over & Under Alerts set by Software Included Max Hold function, Bar graph display, Time display, Max Hold function, White Backlight and Tripod Mount AC & DC analogy signal output are available connecting to frequency analyzer level recorder, FFT analyzer and graphic record. 6V DC Lead Inc.