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| Weight | 0.41 kg |
|---|---|
| Dimensions | 25 × 10 × 5 cm |
| Hign-concerned Chemical | None |
| Is Smart Device | no |
| is_customized | Yes |
| Model Number | SLM-25 |
| Brand Name | GAIN EXPRESS |
| Origin | Mainland China |
| Certification | CE |
| Type | Sound Level Meter |
| Measurement range | 30~130dBA |
| Frequency response | 31.5~8.5KHz |
| Data record function | 32000 Reading Internal Memory |
| Accuracy | +1.5dB(reference sound pressure standard, 94dB@1KHz) |
| Measurement Unit | dBA / dBC |
| Windows Compatibilty | Windows 10, 8, 7, Vista and XP (Do not run in Mac OS) |
| Resolution | 0.1dB |
| DC signal output | 33mV/dB |
| Frequency weighting | A/C |
| Power supply | 4pcs x AA Size 1.5V battery or USB power cable |
| Analogy bar graph | 2dB/1 Bar graph |
| Sampling rate | 2 times/second (FAST), 1 time/second (SLOW) |
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