Bluetooth Module HC-05


In stock

  • Bluetooth V2.0 + EDR for fast and stable wireless communication.
  • UART interface for easy integration with microcontrollers.
  • Configurable as Master or Slave device.
  • Supports AT commands for easy customization.
  • Compact and lightweight design.
  • Operates on 3.3V to 6V, ideal for various applications.
  • LED indicators for status monitoring.


In stock

The Bluetooth Module HC-05 is a versatile and widely-used wireless communication module known for its reliability and ease of integration. Designed for short-range wireless communication, the HC-05 module is popular in applications such as wireless data transmission, remote control systems, Bluetooth-enabled projects, and more. Here’s an in-depth look at its features and specifications:

Key Features:

  1. Bluetooth Version: Supports Bluetooth V2.0 + EDR (Enhanced Data Rate), ensuring fast and stable wireless communication with data rates up to 3 Mbps.
  2. Communication Range: Offers a communication range of up to 10 meters (in open space), suitable for close-range applications where wireless connectivity is required.
  3. UART Interface: Utilizes a UART (Universal Asynchronous Receiver/Transmitter) interface for communication, making it compatible and easy to interface with microcontrollers like Arduino, Raspberry Pi, and other development boards.
  4. Operating Modes: Configurable as either a Master or a Slave device, offering flexibility in establishing Bluetooth connections and integrating into various projects.
  5. AT Command Set: Supports AT commands for easy configuration of baud rate, device name, pairing password, and other parameters, allowing customization to fit specific application requirements.
  6. Compact Design: Features a compact and lightweight form factor, making it ideal for integration into space-constrained projects without occupying much space.
  7. Low Power Consumption: Designed to operate with minimal power consumption, suitable for battery-powered applications and projects requiring energy efficiency.
  8. LED Indicators: Equipped with status LEDs that provide visual feedback on power, connection status, and data transmission activity, aiding in troubleshooting and monitoring.


  • Bluetooth Protocol: Bluetooth V2.0 + EDR
  • Frequency: 2.4 GHz ISM band
  • Operating Voltage: 3.3V to 6V (typical operating voltage is 5V)
  • Communication Range: Up to 10 meters (in open space)
  • Baud Rate: Default 9600 bps (configurable via AT commands)
  • Dimensions: Compact design for easy integration into various applications


  • Wireless Data Transmission: Facilitate wireless data exchange between devices over short distances.
  • Remote Control Systems: Implement wireless control for home automation, robotics, and other systems.
  • Bluetooth Projects: Add Bluetooth connectivity to DIY electronics projects and prototypes.
  • Smartphone Integration: Enable communication between microcontroller-based systems and smartphones.
  • Industrial and Commercial Applications: Suitable for various industrial automation and commercial applications requiring wireless communication.

Enhance your projects with the reliable and versatile Bluetooth Module HC-05, providing seamless wireless connectivity and flexibility for a wide range of applications.

Note: Images are for Illustration Purposes Only.

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