INGCO HETSL01 30-130 DB فاحص للصوت Industrial Digital Sound Level Meter Designed To Measure Noise Levels

Measuring range:30-130dB
Dynamic range:50dB
Sound pressure accuracy:±1.5dB(94dB@1KHz) ,±1.5dB(94dB@8KHz)
Frequency response:30Hz-8KHz
Microphone:Polarized capacitance microphone
With backlight function
With lower battery indication function
Packed by color box