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2pcs JDY-27 BLE5.1 Master Slave Integrated Bluetooth Module Transparent Transmission Module 2.4G Communication Interface UART
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2pcs JDY-27 BLE5.1 Master Slave Integrated Bluetooth Module Transparent Transmission Module 2.4G Communication Interface UART
Experience seamless connectivity with our JDY-27 Bluetooth module, featuring robust performance and a transmission distance of up to 100 meters.
2pcs JDY-27 BLE5.1 Master Slave Integrated Bluetooth Module Transparent Transmission Module 2.4G Communication Interface UART
Item #: 97877236

2pcs JDY-27 BLE5.1 Master Slave Integrated Bluetooth Module Transparent Transmission Module 2.4G Communication Interface UART

Item #: 97877236

LKR 6474

Price Details

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

*All items will import from US

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Order now and get it around Tuesday, October 20
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Experience seamless connectivity with our JDY-27 Bluetooth module, featuring robust performance and a transmission distance of up to 100 meters.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Bluetooth 5.1
Leverages advanced Bluetooth 5.1 technology for improved connectivity, increased range, and low power consumption, effectively enhancing wireless communication for various projects.
Transparent Transmission
Features a transparent transmission mode that simplifies data handling between devices, ideal for seamless integration and minimizing complex protocols during communication.
UART Interface
Supports UART communication, making it compatible with a wide range of microcontrollers and devices, ensuring versatility and ease of use in numerous applications.

Product Details

Shop 2pcs JDY-27 BLE5.1 Master Slave Integrated Bluetooth Module Transparent Transmission Module 2.4G Communication Interface UART online at a best price in Sri Lanka. B0B1CVH4DS
Compatible DevicesMobile Phone
PlatformAndroid
Graphics Card InterfaceIntegrated
Memory Slots Available2
System Bus Standard SupportedSATA 3
BrandRakstore
ManufacturerRakstore
UPC764481835352
Item Weight0.1 lbs (50 grams)

Who Should Buy?

Suitable For
  • DIY Electronics Enthusiasts

    Ideal for hobbyists building custom Bluetooth devices thanks to its easy-to-use UART interface and integrated design.

  • IoT Developers

    Perfect for developers creating Internet of Things applications that require reliable Bluetooth communication and low power consumption.

  • Prototype Innovators

    Great for tech startups and inventors prototyping wireless communication features in their innovative hardware products.

Not Suitable For
  • High-Speed Applications

    Not suitable for projects requiring high-speed data transfer, as it primarily facilitates low-bandwidth communications.

Product Description

2pcs JDY-27 BLE5.1 Master Slave Integrated Bluetooth Module Transparent Transmission Module 2.4G Communication Interface UART

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What features does the JDY-27 BLE5.1 module offer?

    Answer: The JDY-27 BLE5.1 module is equipped with master and slave roles, allowing seamless communication with various devices. It supports a transparent transmission protocol for UART communication, making integration into projects easy. Its low power consumption enhances battery life in portable devices, while the 2.4G communication interface allows for reliable data transmission over short distances, which is ideal for IoT applications. You can use it to connect microcontrollers, smartphones, or even sensors, enhancing connectivity in smart home or industrial systems.
  • Question: How do I set up the JDY-27 module?

    Answer: Setting up the JDY-27 module involves connecting it to a microcontroller via UART pins and configuring the necessary parameters using AT commands. Ensure to power the module correctly, then establish a serial communication link. Once configured, you can send and receive data wirelessly. For hobbyists, this module is perfect for DIY projects, allowing you to create remote-controlled devices or smart sensors that communicate with your smartphone or other smart systems.
  • Question: What is the range of the JDY-27 Bluetooth module?

    Answer: The JDY-27 module typically achieves a communication range of up to 100 meters in open environments. However, obstacles like walls can reduce this range. Its BLE5.1 technology enhances connectivity stability and range, making it suitable for various applications such as home automation, health monitor systems, and smart robotics. Therefore, if you plan to integrate it into devices that require a reliable connection over longer distances, this module is a solid choice.
  • Question: Can the JDY-27 module be used in IoT applications?

    Answer: Yes, the JDY-27 module is perfectly suited for IoT applications due to its BLE5.1 support and transparent transmission interface. It enables the development of connected devices that can communicate over Bluetooth, ideal for remote monitoring or smart home solutions. For instance, you can use it to gather data from environmental sensors and send that information to a mobile application or cloud service, allowing users to monitor conditions in real-time.
  • Question: What kind of power supply does the JDY-27 module require?

    Answer: The JDY-27 module operates at a voltage between 3.3V and 5V. Ensuring you provide a stable power supply within this range is crucial for optimal performance. Use a regulated power source to prevent fluctuations that could affect communication reliability. This feature makes it versatile for various applications, from small-scale projects to larger systems like controllers in robotics or automation systems.
  • Question: Is it possible to use multiple JDY-27 modules together?

    Answer: Absolutely! You can use multiple JDY-27 modules together in a network setup, where one acts as the master and others as slaves. This configuration allows for the creation of coordinated systems, such as networks of sensors or smart devices that can communicate with a central controller. For example, in a smart home setup, individual modules can manage separate appliances or sensors, all reporting back to a single control hub.
  • Question: What programming language is compatible with the JDY-27 module?

    Answer: The JDY-27 module can be programmed using various languages, including Python, C, and C++. Most common microcontrollers like Arduino or Raspberry Pi can interface seamlessly with the module using these languages. This flexibility allows developers to create a wide range of applications, from simple data logger systems to complex automation projects, making it a preferred choice for both beginners and experienced developers.
  • Question: How does the JDY-27 ensure reliable data transmission?

    Answer: The JDY-27 utilizes Bluetooth Low Energy 5.1 technology, which is designed for robust performance and low interference. It also employs error checking mechanisms during data transmissions to ensure integrity. This reliability is crucial for applications such as health monitoring devices or smart meters, where accurate data is essential for functionality and user trust.
  • Question: What should I consider when integrating the JDY-27 into my project?

    Answer: When integrating the JDY-27, consider factors like power supply stability, antenna placement for optimal signal strength, and compatibility with your existing hardware. Verify that your microcontroller can handle UART communication effectively. Understanding your project requirements will help you optimize the JDY-27 for performance, whether you're creating a hobbyist project or a more extensive commercial application.
  • Question: Where can I buy 2pcs JDY-27 BLE5.1 module in Sri Lanka?

    Answer: You can conveniently buy 2pcs JDY-27 BLE5.1 modules from Ubuy in Sri Lanka. Ubuy offers a wide range of electronic components, ensuring that you receive high-quality products along with reliable customer service. Their online platform provides an easy shopping experience, helping you find what you need quickly and efficiently.

Rakstore Bluetooth Network Adapters Editorial Review

2pcs JDY-27 BLE5.1 Master Slave Integrated Bluetooth Module Transparent Transmission Module 2.4G Communication Interface UART offers a reliable way to establish a Bluetooth connection with your mobile devices. This module is compatible with Android devices, making it an excellent solution for developers and hobbyists looking to integrate Bluetooth functionality into their projects. With its integrated graphics card interface and support for multiple memory slots, it stands out for versatility. Many users appreciate its lightweight design, making it easy to work with in various applications.

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Pros

  • Compatible with Android mobile devices
  • Lightweight design for easy use
  • Integrated graphics card interface available
  • Suitable for developers and hobbyists
  • Supports UART communication interface

Cons

  • May require additional setup for compatibility

Platform Trust & Buyer Confidence

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4.2/5 9477 reviews
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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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LKR 6474

Order now and get it around Tuesday, October 20

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Fastest cross-border delivery

Features & Benefits

  • Seamless connectivity with Bluetooth version BLE 5.1.
  • Long transmission distance of up to 100 meters.
  • Wide operating voltage range of 1.7V to 3.6V.
  • Built-in PCB antenna for reliable signal strength.
  • Durable performance in extreme temperatures from -40℃ to 80℃.
  • Low power consumption with a wake-up current of only 300uA.

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