› EXTECH SL400 Noise Dosimeter,LCD,30 to 130 dB Range

Noise Dosimeter, Type 2, 30 to 130 dB Range, Frequency Range 20Hz to 8kHz, A, C, and Z Frequency Weighting, Accuracy +/-1.4dB, Resolution 0.1 dB, Display LCD, 999,999 Counts, 125ms, 1000ms Response Time, USB Interface, Microphone Type Electret...