| Microphone | φ 12.7mm (1/2 ") test condenser microphone |
| Frequency Weighting | A Weighting, C Weighting, Lin (linear) |
| Frequency range | 10Hz-20kHz |
| range control | Automatic range/manual, three gears, linear range > 60dB |
| Measurement range | 30dB~90dB;50dB~110dB;70dB~130dB |
| instrument Accuracy | Level 1 |
| time Weighted | Fast (F), Slow (S) |
| display | Large screen dynamic LCD display, instantaneous sound level, with analog meter display |
| output interface | AC output, USB interface |
| Power supply Voltage | 5 AA batteries |
| External Power Supply | 5V |
| Dimension | 270*90*32mm |
| conditions of use | -10~50℃ |
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2.Instruments and equipmentPackage return and exchange within one month