HC-05 HC-06 Bluetooth Wireless RF-Transceiver module RS232 Serial TTL

Select quantity discount: 1x module
Sale price€8.99

Tax included

✔️ This HC-05 Bluetooth module has a range of up to 10 meters by using the Bluetooth class 2
✔️ It can be used as a transmitter and recipient, for example for your Arduino projects
✔️ LED for status display installed: fast flashing = ready for connection / slow flashing = connection established / flashing at 2-second intervals = AT mode
✔️ This module can be programmed in AT mode via the Arduino IDE. Through the free eBook 📖 with installation instructions and example script from AZ-Delivery, you can start directly with your project without having to deal with the setup of the product for a long time.

Important downloads and links


This AZ-Delivery HC-05 module is a more powerful Bluetooth device that can be set as either master or slave, while HC-06 can only be set as slave.

With our Bluetooth transceiver device, you can convert a serial port into a Bluetooth port. Normally, this device is used when you want to communicate with the microprocessor mounted on microcontroller boards with other devices, such as a SmartPhone, a computer or any other device equipped with a Bluetooth connection. Bluetooth modules are a very convenient way of communication if you do not want to transfer data via cables.



  • Thanks to Bluetooth Class 2, this module features faster transmission rate and larger MTU.
  • Made of durable components, the Bluetooth RF transceiver is the right choice for a variety of projects.
  • Two modes of operation - can be used as both a transmitter and receiver.

Technical specifications

Dimensions 37mm + 8mm [1.45in + 0.3in], 15mm [0.6in], 2mm [0.07in]
Device type HC-05
Password 1234
Power supply 3.3 to 5V
Frequency 2.45GHz
Range Up to 10m

Easy connection

Communication with the Bluethooth module takes place via a serial interface that enables a simple and safe connection to a microcontroller or PC.

Quick start guide

When buying one of our high-quality products, you will also receive an inclusive e-book for a quick introduction to the world of microelectronics.

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