Production Information
Output Sound Pressure Levels: 114dB and 94dB re 20uPa under reference Conditions |
Output Frequency: 1000Hz ±2% |
Total Harmonic Distortion: < 4% |
Reference Condition: Temperature 23℃(73℉) Static press 103hpa Relative humidity 50% |
Accuracy of sound pressure level: Understated reference environment conditions ±0.5dB |
Battery test: Operate: Green LED indicator Low battery: Red LED indicator |
Battery: 9V battery |
Dimensions: 113x63x44 mm |
Weight: Approx.170g |