ST9604 Digital Sound Level Meter

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Product Description

Microphone	Polarized condenser microphone
Measuring range	30~130dBA
Accuracy	±1.5dB (sound pressure standard, 94dB@1KHz)
Frequency response	31.5Hz~8KHz
Dynamic range	50dB
Frequency weighting	A weighting
Time weighting	FAST: 125ms, SLOW: 1 sec
Resolution	0.1dB
Temperature range	-10°C~50°C(14°F~112°F )
Temperature accuracy	±2°C
Temperature resolution	0.1℃
Max/Min value	√
Data-hold	√
°C/°F unit switching	√
Auto power-off	Manual/automatic
Alarm prompt	Red backlight and audible alarm
Alarm value setting	High/low values can be set
Screen	4 digits LCD color screen display
Power supply	3x1.5V (AAA) battery
Product net weight	82g
Product size	51x27x144mm
Quantity of carton	60（PCS）

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We have always been adhering to the tenet of "establishing a brand with quality, competing for the market with price, winning people's hearts with service, and seeking development with innovation" to provide users with high-quality equipment and services;
With a solid corporate foundation and a pioneering spirit, Sima has overcome obstacles step by step, devoted itself to the development, manufacturing, sales and service of national electronic instruments with professionalism, and never followed the trend.
We have an industrial chain integrating design, manufacturing and service. We are well aware that quality is the lifeblood of a company's survival. Only by constantly striving for perfection can we contribute high-quality products to the society.