The HC-06 Bluetooth Module is a reliable and low-cost Bluetooth 2.0 SPP (Serial Port Protocol) module widely used in Arduino, microcontroller, and IoT projects. It enables wireless serial communication between your microcontroller and Bluetooth-enabled devices such as Android phones, laptops, and PCs.

Designed mainly as a Bluetooth slave device, the HC-06 is ideal for applications like robot control, home automation, wireless data logging, and embedded systems. With a simple UART interface (TX/RX) and default baud rate support, beginners and professionals alike can integrate it effortlessly into their projects.

This module operates on 3.3V logic, making it compatible with most modern development boards. Thanks to its compact size, low power consumption, and stable connection, the HC-06 remains one of the most popular Bluetooth modules in Bangladesh’s electronics and robotics market.

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Key Features:

• Bluetooth V2.0 + EDR

• Supports SPP (Serial Port Profile)

• Slave mode only

• Default baud rate: 9600 bps

• UART interface (TX, RX, VCC, GND)

• Operating voltage: 3.6V – 6V

• Logic level: 3.3V

• Wireless range: Up to 10 meters

• Low power consumption

• Compact and lightweight design

Technical Specifications: