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General| Type | Sound Level Meter |
|---|---|
| Model | CEM 722-449 |
| Resolution | 0.1dB |
| Microphone | 1/2 inch Electret Condenser microphone |
| Power Supply | 9V battery |
| Measuring Range | 30 dB to 130 dB |
| Frequency Range | 31.5Hz~8KHz |
| Weighting | A and C |
| Response Time | Fast/Slow |
| Display | LCD |
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