Shenzhen Flus Technology Co.,Ltd+86-755-89688122, 89688211, 89688255
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Add: 3rd Floor, Lantian Building, Fountian Science Park, Pingan Road, Pinghu Town, Longgang District, Shenzhen, China. 518111

Tel: 86-755-89688122, 89688211, 89688255

Fax: 86-755-89688133


best sound level meter ET-933


Environment Meters are professionally designed with completely modern new outlooking.The whole series are equiped with usb interface, easy to transfer the measuring data to the computer. Fulfill requirements of fast,and accurate measurement and data analysis.ET-933 Sound level meter have a wide dynamic range from 30 to 130dB.It has different frequency weighting A and C to respond to human sense or machine monitoring purposes.

Quick Details

Place of Origin: Guangdong, China (Mainland) Brand Name: FLUS Model Number: ET-933  Usage: Sound Level measuring  Package: Carrying pouch with gift box 

Packaging & Delivery

Packaging Details: Carrying pouch with gift box
Delivery Detail: 1-3days for sample, 7-30 days for mass production

ET-933   noise and sound level meter

1. Applied standard : IEC61672-1 CLASS2
2. Frequency weighting: A and C
3. Time weighting: FAST and SLOW
4. MAX/MIN record
5. Data Hold
6. Overragne indication
7. Analog bar-graph indication

Applied standard

IEC61672-1 CLASS2

Frequency range


Dynamic range


Measuring level range

Lo:30dB~80dB   Med:50dB~100dB

Hi:80dB~130dB  Auto:30dB~130dB



Time weighting

FAST 125ms;SLOW ( 1s )


1/2 inch electret condenser microphone


3½ digits LCD display with a resolution of 0.1dB

Frequency weighting

A & C

Data update

2 times/sec

Alarm function

"OVER"is when input is more than upper limit of range.

"UNDER" is when input is less than lower limit of range.

Auto power off

Meter automatically shuts down after approx. 15 minutes inactivity.

Power supply

One 9V battery, 006P or IEC 6F22 or NEDA 1604.

Battery life

at least 30 hours

Operating conditions


Storage conditions






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