The HC-06 Bluetooth Module is a simple and reliable wireless serial communication module designed for Bluetooth 2.0 communication. It works as a slave-only device, enabling microcontrollers, development boards, and embedded systems to communicate wirelessly using UART serial. With built-in firmware and configurable baud rates, the HC-06 is widely used in robotics, DIY electronics, IoT projects, and wireless data logging applications.

Explore our full range of Bluetooth Modules for wireless communication, IoT projects, and microcontroller integration.

Features:

1. Bluetooth 2.0 + EDR wireless communication
2. Slave-mode only module for transparent UART serial communication
3. Built-in antenna for stable wireless performance
4. Supports AT commands for configuration (baud rate, name, PIN)
5. Simple 4-pin interface for easy integration with Arduino, ESP, and other MCUs
6. Low power consumption ideal for battery-powered devices
7. Easy drop-in solution for wireless serial communication

Specifications:

• Model: HC-06
• Bluetooth Version: Bluetooth 2.0 + EDR
• Operating Mode: Slave mode only
• Communication Interface: UART (TX, RX)
• Default Baud Rate: 9600 (configurable via AT commands)
• Operating Voltage: 3.3V – 5V (internal regulator onboard)
• Logic Level: 3.3V
• Transmission Range: ~10 meters (open space)
• Frequency: 2.4 GHz ISM band
• Modulation: GFSK
• Antenna: Integrated PCB antenna
• Power Consumption: Low-power design
• Default Settings:

  • Name: “HC-06”

  • PIN: 1234 / 0000 (varies by batch)

• Dimensions: Compact module size
• Applications: Wireless data transmission, robotics, IoT devices, microcontroller communication, DIY smart projects

Related Bluetooth Modules:

• HC-08 Bluetooth 4.0 BLE Serial Port Module 
• HC-05 Bluetooth Module 
• HC-42 Bluetooth 5.0 BLE Serial Port Module
• HC-05 Core PCB Bluetooth Module 
• HM-10 / AT-09 Bluetooth 4.0 BLE Module 

Package Includes:

1 × HC-06 Bluetooth Module