SNDWAY SW525B Wall-mounted DB Sound Level Meter Noise Tester with USB Data Storage Transfer & USB Communication Xiaotian Storage temperature: -20 - 60

Storage temperature: -20 - 60 celsius degree

Voltage resistance: AC8320 (50/60Hz)/5 seconds (between electrical circuit and enclosure)

5 audio 3P male microphone x 1

- Heaven and earth cover box x 1

SNDWAY SW525B Wall-mounted DB Sound Level Meter Noise Tester with USB Data Storage Transfer & USB Communication Xiaotian Storage temperature: -20 - 60Model: 525A Measuring range: 30 130db Frequency range: 31. 5hz 8. 5khz Response time: fast Microphone: 6mm capacitance microphone Power supply; DC5V 1A micro USB outlet Operating condition: 0 40 degree Dimension: 210x130x28mm Weight: 453g Features and Functions: 1. Accuracty: + 1. 5dB In Standard audio: 94dB 1 khz 2. Measurement Range: 30 130dB 3. Frequency Response Range: 31. 5 hz 8. 5 khz 4. Frequency weighting: A (Environmental Noise) of Weighting