HC05 Bluetooth Module

222.00 (Inclusive of GST)

• Bluetooth Protocol: Bluetooth Specification v2.0 + EDR (Enhanced Data Rate)
• Frequency Band: 2.4 GHz ISM Band
• Modulation Technique: GFSK (Gaussian Frequency Shift Keying)
• Transmission Power: 4 dBm (Class 2 Device)
• Receiver Sensitivity: –84 dBm @ 0.1% BER
• Data Rate: Up to 3 Mbps
• Communication Interface: UART (TX, RX)
• Range: Up to 10 meters (typical, line of sight)
• Operating Voltage: 3.6 V to 6 V DC (with onboard regulator)

Description
  •  The HC-05 Bluetooth Module is a serial communication device that enables wireless data transmission between microcontrollers or embedded systems and Bluetooth-enabled devices.
  • Operates on Bluetooth v2.0 + EDR, ensuring reliable and fast data communication.
  • Communicates through the UART interface, making it compatible with most development boards like Arduino, ESP32, ESP8266, STM32, Raspberry Pi, and others.
  • Includes an onboard button for entering AT command mode, allowing configuration of module parameters such as name, baud rate, and pairing password.
  • Supports both Master and Slave modes, enabling flexible wireless networking.
  • Typical operating range is 10 meters, depending on environmental interference and antenna quality.
  • Compact, low-power design makes it suitable for a wide variety of IoT, robotics, and wireless automation projects.

PACKAGE INCLUDES:
  • 1 × HC-05 6-Pin Bluetooth Module with AT Mode Button
Additional information
Weight10 g
Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “HC05 Bluetooth Module”

Your email address will not be published. Required fields are marked *

Applications

• Wireless Serial Communication
• Remote Control Systems
• Bluetooth Data Logging
• Wireless Data Transfer between Devices
• Smart Gadgets and Wearables
• Educational and Research Projects
• IoT (Internet of Things) Applications
• Robotics and Vehicle Automation
• Wireless User Interface Systems
• Home Automation Systems

TECHNICAL SPECIFICATIONS
Parameter Specification
Module Type HC Series Bluetooth Module
Bluetooth Version v2.0 + EDR
Frequency 2.4 GHz ISM Band
Modulation GFSK
Transmission Power 4 dBm (Class 2)
Sensitivity –84 dBm @ 0.1% BER
Operating Voltage 3.6 V – 6 V DC
Input Current 50 mA (typical)
Communication Interface UART (TX, RX)
Baud Rate Default 9600 bps (Configurable via AT Commands)
Operating Range Up to 10 m
Operating Temperature –20 °C to +75 °C
Dimensions 43 × 16.5 × 7 mm
Weight 5 g
Switch/Button Yes (AT Mode)
Datasheet

HC05 Datasheet