HC-05 Bluetooth Module – Serial Wireless Transceiver
The HC-05 is a class 2 Bluetooth module designed for transparent wireless serial communication. It is pre-configured as a slave Bluetooth device. Once it is paired to a master Bluetooth device such as PC, smart phones and tablet, its operation becomes transparent to the user. HC-05 Bluetooth Serial Module enables wireless communication between microcontrollers like Arduino or Raspberry Pi and smartphones or PCs. Ideal for IoT, robotics, and DIY wireless control applications.
₹ 228
₹ 299
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| Made In : | India |
The HC-05 Bluetooth Module is a widely used wireless communication module that enables serial (UART) communication between microcontrollers and Bluetooth-enabled devices such as smartphones, laptops, and tablets. It is commonly used in Arduino, ESP32, and robotics projects for short-range wireless control and data transfer.
Key Features
- Bluetooth 2.0 + EDR support
- Serial UART communication interface
- Can operate in Master or Slave mode (configurable)
- Easy pairing with smartphones and PCs
- Low power consumption
- Built-in 2.4GHz ISM band communication
- LED indicator for connection status
Technical Specifications
| Parameter | Specification |
|---|---|
| Module Type | HC-05 Bluetooth Module |
| Bluetooth Version | V2.0 + EDR |
| Operating Voltage | 3.3V – 5V DC (with onboard regulator) |
| Communication | UART (TX, RX) |
| Frequency | 2.4GHz ISM Band |
| Range | ~10 meters (typical indoor) |
| Modes | Master / Slave |
| Default Baud Rate | 9600 bps (configurable) |
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