This sound level meter is used to measure the sound level of sound equipment in Work and Life: such as factories, workshops, schools, residential, office areas, traffic roads, audio and other occasions. Also applies to noise engineering, product quality control, health control and so on. The meter utilizes a electric condenser microphone to monitor sound levels from 30 to 130 decibels at an accuracy of +/-1.5 dB with a 0.1 dB resolution. A and C weighting network selection. Maximum (MAX) locking function; Digital display, good anti-interference performance
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