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1. Measurement range: 40 dBA~130 dBA
2. Accuracy: GB/T 3785.1-2023 Class 2 / IEC 61672-1: 2013 Class 2
3. Frequency range: 20 Hz~12.5 kHz
4. Unit Noise: less than 33 dBA
5. Frequency weighting: A-weighting
6. Time weighting: F (Fast), S (Slow)
7. Resolution: 0.1 dB
8. Display: 3.5-digit LCD
9. Suitable for various occasions including factories, offices, roads, homes, and audio equipment.
10. Equipped with AWA14421B pre-polarized condenser microphone, frequency response 20Hz~12.5kHz, covering daily and industrial noise frequencies.
11. Time weighting includes F... (Fast) and (Slow) dual modes; select the mode according to actual needs for more accurate measurements.
12. When the measured sound level exceeds the upper limit of the maximum measurement range, the overload indicator illuminates, effectively protecting the instrument.
13. AC/DC output socket; this socket uses a stereo output socket, allowing connection to high-impedance monitoring headphones for enhanced expansion capabilities.
14. Standard probe windproof bulb effectively improves measurement accuracy.
15. High-precision condenser microphone for accurate measurement and stable performance suitable for various application scenarios.
16. Rear battery compartment design; uses 4 AAA batteries (not included).
17. Bottom USB power supply interface for extended continuous use.
18. Dimensions: 194x68x27mm
19. Weight: 147g
Specification:
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