HC?05 Bluetooth Module � 9600?Baud, 2.1?Mbps Data, Secure Auth & V2.0+EDR

Operable as a master or slave, it allows flexible pairing and wireless UART bridge setups�easily update firmware, tune sensors, or troubleshoot over Bluetooth. The integrated antenna, stable 2.4?GHz operation, and PIO control make physical wiring obsolete. Whether you�re building robots, IoT devices, or educational projects, this module simplifies connectivity�no drivers needed on common platforms.

• EASY WIRELESS UART BRIDGE - Use this HC?05 Bluetooth module as a wireless alternative to UART cables�perfect for Arduino, GPS units, and microcontroller serial communication.
• FAST & RELIABLE DATA TRANSFER - Supports 9600?Baud rate and up to 2.1?Mbps speeds with Bluetooth V2.0+EDR�sufficient for real-time telemetry and sensor data streaming.
• SECURE & FLEXIBLE CONNECTIVITY - Includes secure authentication and supports both master & slave modes, making it ideal for secure data links and remote control setups.
• ROBUST RADIO PERFORMANCE - Operates in the 2.4?GHz ISM band with onboard antenna and PIO control�ensures reliable range and stable Bluetooth communication.
• UART-LEVEL COMPATIBILITY - Designed for seamless integration with Arduino, Raspberry Pi, ESP32, STM32, or GPS modules�just connect TX/RX, VCC, and GND.
• PERFECT FOR MAKERS & EDUCATORS - Ideal for DIY robotics, IoT, embedded modules, wearable devices, and educational kits�bridging the physical and wireless world.

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