+PFEATURES+P
- Capacitive microphone
- A-weighting
- Fast / slow mode
- Max & min value
- Auto off
- Backlit display
+PSPECIFICATIONS+P
- Measurement range : 30-130dB (A-weighted)
- Resolution : 0.1dB
- Accuracy : ±1.5dB
- Response frequency : 31.5Hz - 8kHz
- Time weighting characteristics : Fast (125ms) , Slow (1s)
- Operating environment : 0-40°C , ≤80% RH
- Power supply : 3*1.5V AAA Batteries
- Protection level : IP40
- Housing Material : ABS
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