---
product_id: 102124935
title: "Extech 407730 40 to 130 Decibel Digital Sound Level Meter"
brand: "extech"
price: "AR$28794"
currency: ARS
in_stock: false
category: "Extech"
url: https://www.desertcart.com.ar/products/102124935-extech-407730-40-to-130-decibel-digital-sound-level-meter
store_origin: AR
region: Argentina
---

# 0.1 dB resolution ±2 dB accuracy 40-130 dB range Extech 407730 40 to 130 Decibel Digital Sound Level Meter

**Brand:** extech
**Price:** AR$28794
**Availability:** ❌ Out of Stock

## Summary

> 🔊 Measure Like a Pro, Stay Ahead of the Noise Game

## Quick Answers

- **What is this?** Extech 407730 40 to 130 Decibel Digital Sound Level Meter by extech
- **How much does it cost?** AR$28794 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/102124935-extech-407730-40-to-130-decibel-digital-sound-level-meter)

## Best For

- extech enthusiasts

## Why This Product

- Trusted extech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Sound Tracking:** Max/min recording and selectable A/C weighting with auto/manual ranging to capture every detail.
- • **Dual Display Dynamics:** Large LCD screen with numeric and fast-responding analog bar graph for instant trend visualization.
- • **Light as Your Lifestyle:** Compact and lightweight at just 5.6 oz, designed for effortless handheld use or tripod mounting.
- • **Noise Control Made Easy:** Ideal for workplace noise monitoring, audio system setup, and compliance with noise regulations.
- • **Precision that Speaks Volumes:** Accurately measures sound levels from 40 to 130 dB with ±2 dB accuracy for professional-grade monitoring.

## Overview

The Extech 407730 Digital Sound Level Meter delivers precise sound measurements from 40 to 130 decibels with ±2 dB accuracy and 0.1 dB resolution. Featuring a large dual-mode LCD display and a fast analog bar graph, it offers real-time sound trend tracking. Lightweight and portable, it supports tripod mounting and includes user-friendly functions like max/min hold, A/C weighting, and auto/manual ranging—perfect for professionals managing workplace noise, audio installations, or regulatory compliance.

## Description

Extech 407730 40 to 130 Decibel Digital Sound Level Meter : desertcart.in: Industrial & Scientific

## Features

- Measures 40 to 130db on digital display
- 2Db accuracy with 0.1Db resolution
- Fast responding analogue bar graph

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000EWY67W |
| Amperage | 300 Milliamps |
| Best Sellers Rank | #180,815 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #198 in Sound Measurement |
| Brand Name | Extech |
| Colour | Black and Yellow |
| Connector Type | 3.5mm Audio Jack |
| Controls Type | Knob |
| Country of Origin | USA |
| Customer Reviews | 4.5 4.5 out of 5 stars (221) |
| Global Trade Identification Number | 00793950407301 |
| Hardware Interface | 3.5mm Audio |
| Item Dimensions | 22.9 x 4.3 x 5.6 Centimeters |
| Manufacturer | Extech |
| Manufacturer Part Number | 407730 |
| Model Name | 407730 |
| Model Number | 407730 |
| Number Of Items | 1 |
| Number of Packs | 1 |
| Signal Format | Digital |
| UPC | 793950407301 |
| Voltage | 9 Volts |

## Product Details

- **Amperage:** 300 Milliamps
- **Brand:** Extech
- **Colour:** Black and Yellow
- **Controls Type:** Knob
- **Voltage:** 9 Volts

## Images

![Extech 407730 40 to 130 Decibel Digital Sound Level Meter - Image 1](https://m.media-amazon.com/images/I/31pwz9T+DXL.jpg)
![Extech 407730 40 to 130 Decibel Digital Sound Level Meter - Image 2](https://m.media-amazon.com/images/I/41nO81CmuGL.jpg)
![Extech 407730 40 to 130 Decibel Digital Sound Level Meter - Image 3](https://m.media-amazon.com/images/I/514cfulIHIL.jpg)
![Extech 407730 40 to 130 Decibel Digital Sound Level Meter - Image 4](https://m.media-amazon.com/images/I/51jIzBQ3QLL.jpg)
![Extech 407730 40 to 130 Decibel Digital Sound Level Meter - Image 5](https://m.media-amazon.com/images/I/41i73TgrKUL.jpg)

## Questions & Answers

**Q: What is frequency range for this device?**
A: The SL510 has a frequency range from 31.5Hz to 8KHz.

**Q: does make 20hz to 20khz readings?**
A: Thank you so much for your interest in our products. The 407032 model has a measurement bandwidth between 31.5Hz to 8KHz. Please check all the specifications of this meter here: http://www.extech.com/products/resources/407732_UM-en.pdf

**Q: what's in the box?**
A: Hello Checker,The 407760 comes with software, tripod, USB extension cable, windscreen, and 3.6-Volt Lithium battery.Best Regards

**Q: The model presented says 'Extech 407730' but in the description and image apears Extech 407732, which you are sending?**
A: I am not sure where 407730 is appearing besides the comparison table between the different models. For simplicity, this page is for the Extech 407732. You would get the item in the pictures.

## Frequently Bought Together

- Extech 407730 Digital Sound Level Meter 40-130dB
- Extech LT300 Light Meter

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**Shop now:** [https://www.desertcart.com.ar/products/102124935-extech-407730-40-to-130-decibel-digital-sound-level-meter](https://www.desertcart.com.ar/products/102124935-extech-407730-40-to-130-decibel-digital-sound-level-meter)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-09-24*