---
product_id: 22984015
title: "Electrodragon MT8870 DTMF Decoding Breakout Board"
brand: "elecrodragon"
price: "$0.11"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/22984015-electrodragon-mt8870-dtmf-decoding-breakout-board
store_origin: US
region: United States of America
---

# 5 LED Indicators Compact Size DTMF Chip Electrodragon MT8870 DTMF Decoding Breakout Board

**Brand:** elecrodragon
**Price:** $0.11
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Connect, Decode, Dominate!

## Quick Answers

- **What is this?** Electrodragon MT8870 DTMF Decoding Breakout Board by elecrodragon
- **How much does it cost?** $0.11 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/22984015-electrodragon-mt8870-dtmf-decoding-breakout-board)

## Best For

- elecrodragon enthusiasts

## Why This Product

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

## Key Features

- • **Plug and Play:** Easily connect with the onboard voice input interface for seamless integration.
- • **Compact Design:** Space-saving dimensions (26.5mm x 24.5mm) fit perfectly in any project.
- • **Visual Feedback:** Stay informed with five onboard LED indicators that illuminate your output state.
- • **Decode with Precision:** Harness the power of the MT8870 DTMF chip for flawless signal decoding.
- • **Versatile Connectivity:** All pins are accessible, making it a breeze to customize your setup.

## Overview

The Electrodragon MT8870 DTMF Decoding Breakout Board is a compact and efficient solution for decoding DTMF signals. Featuring an onboard MT8870 chip, voice input interface, and five LED indicators, this board is designed for easy integration and clear output visualization, making it ideal for both hobbyists and professionals.

## Description

DTMF signal is the telecommunication signal over the analog phone signal, this module can recognized the button pressed signal from the analog phone signal.

## Features

- Onboard DTMF chip MT8870
- Onboard voice input interface/jack
- Onboard five LED indicators for easy viewing output state
- Chips are pin all brought out
- PCB Size: 26.5 (mm) x24.5 (mm)

## Images

![Electrodragon MT8870 DTMF Decoding Breakout Board - Image 1](https://m.media-amazon.com/images/I/51dLMAAPvlL.jpg)

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**Shop now:** [https://www.desertcart.us/products/22984015-electrodragon-mt8870-dtmf-decoding-breakout-board](https://www.desertcart.us/products/22984015-electrodragon-mt8870-dtmf-decoding-breakout-board)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-25*