
TASI TA650A Decibel Detector House Volume Tester Noise Meter
1. Measuring range: 30dB - 130dB2. Resolution: 0.1dB3. Accuracy: about 1.5dB (based on standard sound source, 94dB@1KHz)4. Sampling rate: 2 times / sec5. Time weighting: FAST 0.125s, SLOW 1s6. Frequency response: 31.5Hz - 8KHz7. Noise display: 4 digits, up to 19998. Microphone: high sensitivity 1/2 inch condenser microphone9. Auto shutdown: 15min (can be manually shut down)10. Operating environment: -10 - 50 degrees Celsius, 80% relative humidity, indoor altitude less than 2000m11. Storage environment: -10 - 50 degrees Celsius, within 70% relative humidity (remove the battery)12. Power supply: 2 x 1.5V AAA (R03/LR03) batteries (not included)13. Display size: about 3.4 x 3.1cm14. Dimensions: about 16.7 x 5.9 x 3.1cm15. Weight: about 114gFeatures:1. High-sensitivity 1/2-inch condenser microphone, high precision, high sensitivity, instantaneous response2. With low voltage display3. Large HD display with white backlighting4. 15 minutes without operation after the automatic shutdown (can be