Description
Technical Specifications
| Calibration Frequency | 1000 Hz |
| Frequency Accuracy | ±1.7% |
| Sound Pressure Level | 94 dB, 104 dB, 114 dB |
| Sound Pressure Accuracy | ±0.4 dB |
| Stabilization Time | 10 Seconds |
| Total Distortion | <3% |
| Battery Life Time | 50 hours typical |
| LED Indicator | 1 Green/Red: ready/low power 3 Green: 114/104/64 dB |
| Operating Temperature | 32 °F to 104 °F (0 ℃ to 40℃) |
| Operating RH% | 25% RH to 90% RH |
| Storage Temperature | -4 °F to 122 °F (-20 ℃ to 50 ℃) |
| Storage RH% | Humidity <90% |
| Meter Size | 2.36 in x 5.11 in x 1.47 in （60 mm x 130 mm x 37.5 mm） |
| Weight | 0.88Â lbs. (400g) |