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1. Sensor: 1/2 inch condenser microphone
2. Measuring range: 30-130dB
3. Measurement accuracy: about 1.5dB (at reference sound pressure level, 94dB 1kHz)
4. Frequency response: 31.5Hz-8.5KHz
5. Frequency weighting characteristics: A
6. Resolution: 4 digits, resolution 0.1dB
7. Dynamic characteristics selection: Fast / Slow
8. Automatic shutdown: after about 10 minutes
9. Sampling rate: about 2 times/sec
10. Power supply: two AAA batteries (not included)
11. Data retention: support
12. Backlight display: support
13. Applicable scenarios: noise measurement in indoor and outdoor, electrical appliances, cars, libraries, construction sites, etc.
14. LCD size: about 36x33mm
15. Overall size: about 20.5x5.5X3cm
16. Weight: about 98g
Features:
1. High-precision condenser microphone, no need to contact, can measure the quality of sound in various environments, quickly and accurately display the test results
2. Large screen with backlight display, convenient to use and measure in dark environment
3. With bracket design on the back, the desktop can be placed freely for easy viewing of data
4. With protective cover, multiple protection, drop-proof, dust-proof and shock-proof
5. With cloth bag, convenient storage, light and portable
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