Bluetooth HC-05 Module 6 Pin | Wireless Serial Communication for Arduino DIY Science Projects

Technical Specifications

• Product Type: Bluetooth Module
• Model: HC-05
• Bluetooth Version: Bluetooth 2.0 + EDR
• Frequency: 2.4 GHz ISM Band
• Communication: UART (Serial)
• Operating Voltage: 3.6V – 6V DC
• Logic Level: 3.3V TTL
• Default Baud Rate: 9600 bps
• Working Modes: AT Mode & Data Mode
• Role Support: Master / Slave
• Range: Up to 10 meters
• Antenna: On-board PCB Antenna
• Status Indicator: LED
• Application: Arduino, Robotics, Wireless Control
• Quantity: 1 Piece

Product Description

The Bluetooth HC-05 Module is a popular wireless serial communication module used with Arduino, microcontrollers, and DIY electronics projects. Unlike basic Bluetooth modules, the HC-05 supports both Master and Slave modes, making it ideal for advanced wireless applications.

It allows seamless Bluetooth communication between Arduino and smartphones, laptops, or other Bluetooth devices using simple serial commands. Perfect for robot control, home automation, wireless data transfer, and IoT prototypes, the HC-05 is easy to configure using AT commands.