DM1306D Sound Level Decibel Meter User Guide
- August 28, 2024
 - DECIBEL
 
Table of Contents
Quick Start Guide
V-24-08-1509N
Sound Level Decibel Meter
| 01 | Battery | 02 | Decibel level | 
|---|---|---|---|
| 03 | Temperature | 04 | Humidity | 
| 05 | Microphone sensor | 06 | Power button | 
| 07 | Right button | 08 | Left button | 
| 09 | Setup button | 10 | Air Inlet | 
| 11 | Humidity sensor | 12 | Type-C Port | 
GET STARTED – HOW TO USE
Step 1: Short press the power button to turn it on.
Note : If the device does not power on right away, then please charge it
first.Plug in the decibel meter using a standard cell phone adapter plug.
Step 2: Long Press the M button 2 seconds to switch temperature units
between Celsius degree and Fahrenheit degree.
Step 3: Adjust the screen brightness to your desired setting by pressing
the Left Button and Right Button.
Note : Short press Left button to increase brightness, press Right button
to decrease brightness.
Step 4: In the power on state, press and hold the power button for 2
seconds to turn it off.
Step 5: Charge it using the coming Type-C cabel. The battery level
indicator displays red when charging, and green when fully charged.
How to Interpret Readings
|  Quiet / Comfortable|  Noisy|  Loud|  Extremely Loud
---|---|---|---|---
Decibel Reading| <60| 60 – 75| 75 – 85| >85
|  Comfortable|  Uncomfortable
---|---|---
Temperature| 15°C – 26°C
65℉ – 79℉| <26°C or >15°C
<79℉ or >65℉
Humidity| 30 – 60%| <30% or >60%  
Considerations & Precautions
- DO NOT touch or poke the Microphone Sensor! It is NOT a reset button. Doing so will damage the product and invalidate the warranty.
 - DO NOT use chemicals or solvents to clean the product as residual fumes will skew air quality readings.
 - DO NOT put water or other liquids on or near the product to avoid electrical damage.
 - DO NOT allow unauthorized modification or repair of this product.
 - DO NOT take apart or disassemble this monitor. Doing so may damage the product and will invalidate the warranty.
 - This decibel meter is meant to be used indoors and kept dry at all times. It is strongly recommended to store in a cool, dry place.
 
PRODUCT SPECIFICATIONS
| Display Method | LED Screen | 
|---|---|
| Atmospheric Pressure | 12.5 PSI – 15.4 PSI | 
| Sampling Time | 1.5 Seconds | 
| Temperature Range | -10°C – 60°C (14℉-140℉) | 
| Storage Temperature | -10°C – 60°C (14℉-140℉) | 
| Relative Humidity | 20% – 85% | 
| Humidity Range | 20% – 85% | 
| Charging | 1A/2A 5V | 
| Battery | 1600 mAh Lithium Ion | 
| Product Weight | 160g ( 5.64 oz ) | 
| Product Size | 5.9 x 2.9 x 1.9 Inches | 
| Concentration Unit Decibel | dBA | 
| Measuring Range | 30 – 130 dBA | 
| Accuracy | ±1.5 dBA | 
| Frequency Range | 50Hz – 8.5kHz | 
| Frequency Weighting | A | 
| Resolution | 0.1 dBA | 
Read User Manual Online (PDF format)
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