This UNI-T UT353BT Mini Sound Level Meter is featured with wide measuring range (30-130dB), which could connect your phone by Bluetooth. It can be widely used for monitoring sound level in homes, office, schools, factories, construction site, etc.


  1. Built-in Bluetooth system, can export the data by Bluetooth.
    LCD display with backlight, easy for reading.
  2. Wide measurement range from 30dB to 130dB.
    Measuring unit is switchable: Fast or Slow.
    Includes data storage and data transmission function.
    With maximum and minimum value measurement.
    Equipped with sponge ball.
    Low battery indication, automatic & manual power off function.
  3. Compact and light, convenient to hold and carry.


  1. Brand Name: UNI-T
    Color: Red
    Material: ABS Plastic
  2. Display: LCD Display
    Measuring Range: 30~130dB
    Accuracy: ±1.5dB
    Resolution: 0.1dB
    Frequency Response: 31.5Hz to 8KHz
  3. Sampling Rate: 125ms(fast mode) / 1s(slow mode)
    Operating Temperature: 23°C±5°C(<=80%RH)
    Storage Temperature: -20~60°C(<=80%RH)
    Overload Indication: OL
    Auto Power Off: 5min
    Altitude: Max.2000m
    Power Supply: 3 * 1.5V AAA Batteries(Included)
  4. Operation System: Andriod 4.3, ios 8.4, Bluetooth 4.0 or more
    Item Size: Approx. 15 * 5.1 * 2.7cm / 5.9 * 2 * 1.1in
  5. Item Weight: Approx. 80g / 2.8oz

Image result for UT 353BT SOUND METER

Package Include:

  1. UNI-T UT353BT Mini Sound Level Meter
  2. User Manual(English)
  3. 1.5V AAA Batteries

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Additional information

Weight 0.1 kg


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