HC-05 Bluetooth Module – Wireless Serial Communication for Arduino, Raspberry Pi, and IoT Projects

Unlock the power of wireless communication with the HC-05 Bluetooth Module, a reliable and easy-to-use serial Bluetooth transceiver designed for hobbyists, students, and professionals working on Arduino, Raspberry Pi, ESP32, and other microcontroller-based projects.

This module allows seamless wireless serial communication between two devices or between a microcontroller and a smartphone/laptop, making it perfect for IoT, robotics, home automation, and wireless data logging applications.

Key Features of HC-05 Bluetooth Module

• Wide Compatibility – Works with Arduino, Raspberry Pi, ESP8266, ESP32, ARM, PIC, and other microcontrollers.

• Long Range – Effective communication range of up to 10 meters (open space).

• Easy Pairing – Supports both Master and Slave modes, making it versatile for different project needs.

• AT Command Support – Configure module settings like baud rate, device name, and password easily.

• Low Power Consumption – Ideal for battery-powered IoT devices.

• Standard Pins – Simple TX, RX, VCC, and GND connections for quick integration.

Technical Specifications

• Voltage: 3.6V – 6V (typically 5V)

• Operating Current: 30mA

• Communication: UART (Serial: RX, TX)

• Default Baud Rate: 9600 bps

• Protocol: Bluetooth v2.0+EDR

• Range: Up to 10 meters

• Modes: Master/Slave (configurable)

Applications

• Wireless Arduino to Arduino communication

• Control robots, cars, or drones via smartphone

• IoT-based smart home automation systems

• Data logging and monitoring using PC/Android apps

• Educational and DIY electronics projects

Why Buy HC-05 Bluetooth Module from Us?

At Freak Engineer, we provide 100% original, high-quality modules with reliable performance. Whether you’re a beginner or a professional, the HC-05 module is the perfect choice for adding Bluetooth functionality to your next project.

Order the HC-05 Bluetooth Module today and make your projects wireless, smart, and future-ready!