The HC-05 Bluetooth Module with Button is designed for seamless wireless serial communication in electronic projects. It supports Bluetooth Version 2.0 + EDR and offers reliable connectivity for device-to-device data transfer within typical indoor ranges.
Bluetooth Version 2.0 + EDR: stable and efficient wireless data transfer.
Operating Voltage 3.3V–5V: compatible with a range of microcontrollers and development boards.
Built-in Button: convenient switching between master and slave modes without extra hardware.
AT Command Support: allows configuration and control of module behavior through serial commands.
Range up to 10 meters: suitable for typical room-scale wireless links.
Compared with similar modules, the HC-05 stands out for its integrated button that simplifies mode selection while maintaining broad compatibility and straightforward serial interfacing. Its wide voltage acceptance reduces the need for level shifting in many common development environments, and AT command support provides developers with the ability to customize pairing, baud rate, and role settings as required.
Practical for hobbyist and professional projects alike, the HC-05 Bluetooth Module balances dependable wireless performance with user-friendly configuration options to streamline integration into a variety of applications.