KOOBOOK 5Pcs MT8870 DTMF Voice Decoder Decoding Module Telephone/Audio Decoder Speech Module for Arduino
genuine image
KOOBOOK 5Pcs MT8870 DTMF Voice Decoder Decoding Module Telephone/Audio Decoder Speech Module for Arduino
A complete DTMF receiver integrating both the bandsplit filter and digital decoder functions.
KOOBOOK 5Pcs MT8870 DTMF Voice Decoder Decoding Module Telephone/Audio Decoder Speech Module for Arduino
商品＃: 19320486

KOOBOOK 5Pcs MT8870 DTMF Voice Decoder Decoding Module Telephone/Audio Decoder Speech Module for Arduino

商品＃: 19320486

JPY 2563

価格の詳細

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from アメリカ

在庫あり
アメリカ USA ストアからの輸入品
今すぐ注文すると 頃に届きます 水曜日, 8月 12
安全な取引安全な取引

Ubuyはお客様のセキュリティとプライバシーの保護に努めています。当社の高度な決済セキュリティシステムは、AES（高度暗号化標準）およびSSL（セキュアソケットレイヤー）プロトコルを使用して送信中の情報を暗号化することで機密性を確保しています。お客様の決済情報は第三者の販売者と共有されることはなく、100%安全に保護されています。

最高の物流パートナー
  • fedex
  • dhl
A complete DTMF receiver integrating both the bandsplit filter and digital decoder functions.
U-Care保証：
なし
プランを選択してください
fast shipping

Fast
Shipping

free return

Free
Return*

安全な梱包

安全な梱包

100％正規品

100％正規品

pci-dss

PCI DSS 準拠

iso certified

ISO 27001認証取得

paypal payment
visa payment
mastercard payment
american express payment
jcb payment

この商品の利点

Precision Decoding
The KOOBOOK MT8870 decodes DTMF signals with high accuracy, ensuring reliable telephone and audio communication, making it ideal for Arduino projects that require precise speech recognition capabilities.
Versatile Compatibility
Designed to work seamlessly with various Arduino models, this module offers broad compatibility, enabling hobbyists and developers to integrate DTMF decoding into diverse applications effortlessly.
Easy Integration
With a straightforward setup process, the KOOBOOK module allows users to quickly connect and configure for their projects, saving time while enhancing efficiency in development.

製品詳細

Shop for KOOBOOK MT8870 DTMF Voice Decoder Module for Arduino at Ubuy 日本. Easy to use and perfect for applications like paging systems and remote control!

どんな人にお勧めですか？

Suitable For
  • Arduino Enthusiasts

    Perfect for hobbyists looking to integrate audio input into their Arduino projects for enhanced interactivity.

  • Telecom Developers

    Ideal for developers working on telecom projects that require DTMF signal decoding for automation tasks.

  • Educational Use

    Excellent teaching tool for demonstrating principles of signal decoding and audio processing in electronics courses.

Not Suitable For
  • Casual Users

    Not suitable for those with limited experience in electronics and programming who may find it complex.

製品説明書

KOOBOOK 5Pcs MT8870 DTMF Voice Decoder Decoding Module Telephone/Audio Decoder Speech Module for Arduino

何か質問はありますか？ チャットでお問い合わせください

お客様からの質問と回答

  • 質問: What is the KOOBOOK MT8870 DTMF Voice Decoder Module?

    回答: The KOOBOOK MT8870 DTMF Voice Decoder Module is an audio decoder that processes Dual Tone Multi-Frequency (DTMF) signals from telephone systems. It allows you to connect telephony applications with your Arduino projects, enabling speech recognition functionalities. This module is perfect for projects that require interaction via phone, allowing users to control devices remotely. For example, you can build an automated answering system that acts based on the DTMF tones received.
  • 質問: How do I connect the KOOBOOK MT8870 module to Arduino?

    回答: To connect the KOOBOOK MT8870 module to your Arduino, follow these simple steps: connect the module's pins to the corresponding Arduino pins, ensuring to connect the DTMF output pin to a digital input pin on your Arduino board. Additionally, attach the power and ground pins appropriately. Once connected, you can program the Arduino to read the DTMF signals using the appropriate libraries. This setup can be used in various applications, such as home automation or security systems triggered by phone buttons.
  • 質問: What applications can I use the MT8870 module for?

    回答: The MT8870 module can be used in various applications including remote control systems, automated telephony responses, and smart home integrations. For instance, you can create a phone-operated robot that responds to calls and executes commands based on DTMF tones received from a mobile phone. This versatility makes it a great addition to both hobbyists and professional projects.
  • 質問: Can I use the KOOBOOK MT8870 module for speech recognition?

    回答: The KOOBOOK MT8870 module is designed primarily for decoding DTMF signals rather than full-featured speech recognition. It is best suited for applications where you need to interpret telephone tones. However, it can work in conjunction with other voice recognition modules if you plan to create a more complex system where touch-tone inputs trigger specific commands in your projects.
  • 質問: What are the specifications of the KOOBOOK MT8870 module?

    回答: The KOOBOOK MT8870 module features a DTMF decoding range, operates at a voltage of 3V to 12V, and offers a typical output signal that can be processed by Arduino or similar microcontrollers. Additionally, it can easily interface with other electronic components, providing versatility for different projects. It’s great for low-power applications and supports multiple DTMF tones, making it an ideal choice for telephone-based systems.
  • 質問: Is the KOOBOOK MT8870 module compatible with all Arduino models?

    回答: Yes, the KOOBOOK MT8870 module is generally compatible with most Arduino models, including Arduino Uno, Mega, and Nano. The easy interfacing due to its simple I/O pin configuration makes it a flexible option for various Arduino boards. You can create complex projects that require seamless communication between the module and an assortment of Arduino configurations.
  • 質問: Do I need additional components to use the KOOBOOK MT8870?

    回答: While the KOOBOOK MT8870 module can function independently, some extra components may enhance its utility. You may want to consider using resistors or capacitors to stabilize your circuit, as well as additional sensors or actuators to implement more advanced functionalities. By combining these with the module, you can create a robust system capable of responding to phone commands with a variety of actions.
  • 質問: What is the operating voltage for this module?

    回答: The operating voltage for the KOOBOOK MT8870 module ranges from 3V to 12V, which allows you considerable flexibility in power supply options. This feature makes it suitable for battery-operated projects and those that rely on low voltage levels, making it convenient for various DIY electronics applications. Ensure you match the voltage specifications to avoid damaging the module during operation.
  • 質問: Can multiple KOOBOOK MT8870 modules be used in one project?

    回答: Yes, you can use multiple KOOBOOK MT8870 modules within a single project. However, be mindful of the processing demands and your microcontroller’s capabilities. Each additional module will require its own pin connections on the Arduino. This approach can facilitate more complex projects involving multiple simultaneous DTMF decoded inputs for different functionalities, such as controlling various household devices from one phone.
  • 質問: Where can I buy KOOBOOK 5Pcs MT8870 DTMF Voice Decoder Module in Japan?

    回答: You can purchase the KOOBOOK 5Pcs MT8870 DTMF Voice Decoder Module from Ubuy, which is known for providing a wide range of electronic components and modules. They offer reliable service and a hassle-free shopping experience, making it convenient for you to find this specific product and have it delivered to your location in Japan.

KOOBOOK Single Board Computers Editorial Review

The KOOBOOK 5Pcs MT8870 DTMF Voice Decoder has garnered mixed reviews from users, primarily Consisting of students and hobbyists involved in electronics projects. The product is noted for its ease of use, particularly for educational purposes, as several students have successfully integrated it into final projects. One highlighted project involved using the module to decode "data" commands recorded on a reel-to-reel tape machine for controlling a small robot, showcasing its practical application in creative environments. Users appreciate its functionality, especially when working with Arduino platforms. However, there are some common concerns regarding the product's clarity with documentation. Many have reported that it arrives devoid of detailed specifications or instructions, which can lead to confusion—especially regarding critical components like VCC and GND pin placements. This has prompted users to advise caution and thorough verification before connecting it directly to an Arduino's pin header. Despite these drawbacks, the MT8870 DTMF Decoder proves reliable in terms of performance. It operates effectively across various audio levels and provides feedback through its onboard LEDs, which adds to its user-friendly experience. This module has been effectively employed in projects to control devices using DTMF signals, reinforcing its value for budget-Conscious developers looking for versatile components in their setups. **

お客様のレビュー＆評価

5.0
1 カスタマー評価
  • 5 星
    100%
  • 4 星
    0%
  • 3 星
    0%
  • 2 星
    0%
  • 1 星
    0%

この商品のレビュー

お考えをお聞かせください

長所

  • Easy to use, perfect for educational settings.
  • Effective in practical applications (e.g., robotics, Arduino projects).
  • Reliable performance with various audio levels.
  • Onboard LEDs provide helpful feedback.

短所

  • Lacks comprehensive documentation and specifications upon receipt.

プラットフォームの信頼性とお客様の安心

trustpilot logo
4.2/5 9250 + reviews
レビューを読む
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
安全な決済 国際配送 簡単返品 正規品保証

価格推移

重要な情報

  • 注意：国際運送の商品に関して、製造会社保障は無効になる可能性、アフターサービスは受けれない可能性、取説や安全情報は発送先の言語になっていない可能性ある。商品とその付属品は配送先の国の規格、仕様、ラベル表示法などに適応していない可能性があります。また、配送先の国の電力企画に適応しいない（アダプタや変換器を必要とする）可能性があります。ご注文の商品は配送先の国に輸入することは合法なのかを確認するのは購入者の責任になります。Ubuyからご購入の際、受け取り者は正式な輸入者となり、配送先の全ての法律やルールに遵守する必要があります。
  • Ubuyはグローバル検索エンジンのためリストにある全ての商品が購入できないことがあります。商品は輸出規制、貿易規制があります。

JPY 2563

今すぐ注文すると 頃に届きます 水曜日, 8月 12

数量：

安全な取引安全な取引

PCI DSS準拠・ISO 27001:2022認証取得。すべてのご注文に暗号化決済と充実したバイヤープロテクションが適用されます。

最高の物流パートナー
  • fedex
  • dhl
最速の国際配送

特徴と利点

  • Includes 5 onboard MT8870 complex frequency decoding chips.
  • Features onboard voice input interface and 5 LED indicators.
  • Designed for multiple applications like paging systems and remote control.
  • Sends decoded key values in a binary format for easy integration.
  • Compact PCB size of 26.5 mm x 24.5 mm for versatile use.

Ubuyの安心保証

100％正規品、PCI DSS準拠の決済セキュリティ、ISO 27001認証のデータ保護、最速の国際配送、無料返品※、安全な梱包をすべてのご注文でお届けします。