Features:
● Bases at CSR BC04 Bluetooth technology.
● with build-in 2.4GHz PCB antenna
● It’s at the Bluetooth class 2 power level.
● Range test: 10 meters
● Operating voltage: 3.3V to 6V DC
● Operating current in pairing is in the range of 30~40mA.
● Operating current in communication is 8mA.
● Interface via UART, default baud rate at 9600 bps
● Operating temperature range: -25 °C – +75°C
● Dimensions 27mm×13mm×2.2mm
Applications:
1. Wireless control: Allows for remote control of Arduino projects using a smartphone or other Bluetooth-enabled device.
2. Data logging: Can be used to collect data from sensors wirelessly and log the data on a smartphone or other device.
3. Home automation: Can be used to control lights, fans, and other appliances wirelessly using a smartphone or other Bluetooth-enabled device.
4. Robotics: Can be used to control robotic movements wirelessly using a smartphone or other Bluetooth-enabled device.
5. Educational projects: Can be used in educational projects to demonstrate the principles of wireless communication and data transfer.
Specification:
● Model: HC-06 (Slave Mode only)
● Interface: VCC- GND- TXD- RXD
● Nominal Operating Voltage: 3.3V DC
● Input Votage Range: 3.6V to 6V (Never over 7V)
● Input current: 30mA (unpaired), 10mA(paired)
● Effective Distance: 10M (open area)
● Communication Format: 8 data bits / 1 stop bit / without parity
● VCC: The positive 3.3-5 v power supply.
● GND: Connect power negative.
● DO: TTL switch signal output.
● AO: This is analog output.
Package Included:
1 x Bluetooth Module HC-06

The Arduino HC-06 Bluetooth module is a compact and reliable wireless module for Arduino projects. It allows you to control devices and transmit data via Bluetooth, making it perfect for DIY robotics, wireless sensors, and smart home projects.
৳320