Place of Origin | Guangdong, China | Model Number | SW-523 |
Measuring Range | 30 to 130dBA | Accuracy | 1.5dB |
Resolution | 0.1 DB | Frequency response | 31.5Hz to 8.5KHz |
Sampling rate | 2 times/sec | LCD Auto back light | Yes |
Indicator alarm: | Yes | Power supply | 3*1.5V AAA Batteries |
External Dimension: | 215*27*65 |
Room 208, Fl.2th,Bld.5,Minsheng Idustrial,Gaofeng Road,Longhua New district,Shenzhen City,Guangdong Province, China.