| Specifications | Range |
|---|---|
| Display | 4-digit (4000 count) backlit LCD |
| Display update rate | 0.5 seconds |
| Microphone | 0.5" Electret condenser |
| Measurement Bandwidth | 31.5Hz to 8KHz |
| Measurement Range | 40 to 130dB |
| Frequency weighting | 'A' (dBA) |
| Accuracy / Resolution | ± 3.5dB (under 94dB reference conditions) / 0.1dB |
| Response time | 125 milliseconds |
| Power | 9V Battery |
| Battery life | 50 hours (typical); low battery indicator alerts user |
| Automatic power off | After approx. 15 minutes of inactivity |
| Operating temperature | 32 to 104° F (0 to 40° C) |
| Operating humidity | 10 to 90% RH |
| Storage temperature | 14 to 140° F (-10 to 60° C) |
| Storage humidity | 10 to 75% RH |
| Dimensions/weight | 8.3 x 2.2 x 1.3" (210 x 55 x 32mm) / 4.8oz (135g) |
| Approvals | CE |