Происхождение товара
Guangdong, China
По индивидуальному заказу для поддержки
OEM, Оптовая продажа женское бельё
Accuracy
±1.5dB (at the reference sound pressure level, 94dB@1KHz)
Frequency Response
31.5Hz~8KHz
Measurement Position
30~80, 50~100, 60~110, 80~130, 30~130dB
Frequency Weighting Features
A-Weight and C-weight Characteristics
Digital Display
4 digits, resolution 0.1dB, sampling rate 2 times / sec.
Microphone
1/2 inch condenser microphone
Working Temperature And Humidity
0~40C, 10~85 %RH
Storage Temperature And Humidity
-10~60C, 10~70%RH
Dynamic characteristics
Fast (fast), Slow (slow Speed) Reaction Rate