Technical specification
| Frequency range | 10 Hz to 20 kHz |
| Measurement range | 30 dB to 130 dB |
| Dynamic range | 100 dB |
| Micro SD card | Up to 32 G |
| Display refresh rate | LCD display, 1 time/ per sec |
| Maximum peak C sound level | 70 dB to 133 dB |
| DC and AC output | 2 Vdc or /130 dB and 2 Vrms or 130 dB |
| Battery life | 30 hours |
| Power | LR 6 1.5 V × 4 V alkaline batteries |
| Ac adapters | 100 V to 240 V |
| Dimension | 11.22 in × 3.54 in × 1.53 in (285 mm × 90 mm × 39 mm) |
| Weight | 19.40 oz (550 g) |











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