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HC-05 Bluetooth Module – 6-Pin Wireless Serial Communication Module with Button

HC-05 Bluetooth Module – 6-Pin Wireless Serial Communication Module with Button

Sale price  Rs. 499.00 Regular price  Rs. 899.00

The HC-05 Bluetooth Module (6-Pin with Button) is a versatile and easy-to-use Bluetooth SPP (Serial Port Protocol) module designed to establish wireless serial communication between microcontrollers and Bluetooth-enabled devices. Operating on the Bluetooth v2.0+EDR standard, this module allows seamless UART communication, making it ideal for wireless data transfer in IoT applications, home automation, robotics, and embedded systems.

The onboard push button allows switching between Data Mode and AT Command Mode, enabling configuration of module parameters like device name, baud rate, and pairing password. With a standard 6-pin header (EN, VCC, GND, TXD, RXD, STATE), the HC-05 module can be easily interfaced with Arduino, ESP32, Raspberry Pi, and other MCU platforms for wireless control and communication.

Key Features:

  • Bluetooth Version: 2.0 + EDR (Enhanced Data Rate)

  • Operating Voltage: 3.6V – 6V DC

  • Communication Interface: UART Serial Communication (3.3V Level)

  • Baud Rate: Default 9600 bps (Configurable via AT Commands)

  • Onboard Push Button: For entering AT Command Mode

  • Range: Up to 10 meters (30ft)

  • 6-Pin Header: EN, VCC, GND, TXD, RXD, STATE

  • Status LED Indicator: Shows connection and pairing status

  • Supported Protocols: Serial Port Profile (SPP), Master/Slave Modes

  • Fully Compatible With: Arduino, ESP32, Raspberry Pi, STM32, and other microcontrollers

Applications:

  • Wireless Data Communication in IoT Projects

  • Bluetooth-Based Home Automation Systems

  • Wireless Robot Control via Smartphone Apps

  • Serial Communication Debugging Tools

  • Bluetooth Remote Controllers & Keypads

  • DIY Smart Car & Embedded Control Systems

  • Wireless Sensor Data Transmission Projects

Package Includes:

  • 1 x HC-05 Bluetooth Module (6-Pin) with Button

Why Choose the HC-05 Bluetooth Module?

  • Supports both Master and Slave Modes for versatile Bluetooth communication.

  • Easy configuration through AT Commands using onboard button.

  • Reliable serial communication bridge between microcontrollers and mobile devices.

  • Plug & Play interfacing with Arduino IDE, ESP-IDF, and Raspberry Pi OS.

  • Widely used and community-supported for DIY and commercial IoT applications.

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