---
product_id: 77752391
title: "Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable"
brand: "diy retails"
price: "MX$245"
currency: MXN
in_stock: true
reviews_count: 8
category: "Diy Retails"
url: https://www.desertcart.mx/products/77752391-robocraze-diy-retails-hc05-bluetooth-transceiver-module-with-ttl-outputs
store_origin: MX
region: Mexico
---

# 3Mbps EDR Bluetooth 2.0 Master/Slave 2-in-1 mode AT Command programmable Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable

**Brand:** diy retails
**Price:** MX$245
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your DIY projects with wireless freedom and pro-grade control!

## Quick Answers

- **What is this?** Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable by diy retails
- **How much does it cost?** MX$245 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/77752391-robocraze-diy-retails-hc05-bluetooth-transceiver-module-with-ttl-outputs)

## Best For

- diy retails enthusiasts

## Why This Product

- Trusted diy retails brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust Data Transfer:** Enjoy stable 3Mbps Enhanced Data Rate with Adaptive Frequency Hopping for interference-free communication.
- • **Dual Mode Flexibility:** Switch between master and slave modes to connect with a wide range of Bluetooth 2.0 devices.
- • **Plug & Play Integration:** Includes 6-pin Dupont cable and base for quick, hassle-free setup with TTL outputs.
- • **Developer-Friendly AT Mode:** Easily configure settings with a simple push-button to enter AT command mode.
- • **Seamless Wireless Serial Connectivity:** Effortlessly add Bluetooth to your Arduino projects and control gadgets via your smartphone.

## Overview

The Robocraze HC05 Bluetooth Transceiver Module is a compact, versatile wireless serial communication device designed for Arduino and other microcontroller projects. Supporting Bluetooth 2.0 with a 3Mbps Enhanced Data Rate, it offers master/slave dual mode functionality and easy configuration via AT commands. The module comes with a base and Dupont cable for straightforward integration, enabling seamless control of gadgets through Bluetooth-enabled devices.

## Description

Robocraze HC05 Bluetooth Transceiver Module with TTL Outputs The bluetooth transceiver module is used as UART serial converter module. It can easily transfer the UART data through the wireless bluetooth, without complex pieceB layout or deep knowledge in the bluetooth software stack, you can also connect this bluetooth module with your devices listed below, MCU, ARM or DSP systems, GPS or GSM, Sensor Modules, SOC systems. Personal Digital Assistants (PDAs), computer accessories. HC-05 Bluetooth Module with Breakout Board.. Note: This comes with a tiny push button switch to enable programming. Robocraze HC05 Bluetooth Transceiver Module with TTL Outputs HC-05 module Bluetooth SPP (Serial Port Protocol) module, designed for wireless serial connection setup. It has EDR (Enhanced Data Rate) of 3Mbps Modulation with complete 2.4 GHz radio transceiver and base-band. It uses CSR Bluecore 04-External single chip Bluetooth system with CMOS technology and with AFH (Adaptive Frequency Hopping Feature).

Review: Good product - Good
Review: Good but not the same product as shown in Image - Not the same product as shown in Image but Its working fine . I tried fir bluetooth Serial communication

## Features

- The factory setting is slave mode, but you can set this module to master mode so that you might be able to connect to other Bluetooth 2.0 devices.HC-05 Wireless BT Module
- HC-05 Wireless BT Module: with this HC 05 Bluetooth module,You can quickly add the Bluetooth feature to your Arduino project, and then you can use your android phone to control some gadgets, such as: switch, LED
- Master and Slave 2-IN-1 HC 05 Module:Working Voltage 3.6V to 6V , Default baud rate:9600,Default pin:1234
- Button: Press the button, the module enter the AT mode. AT commands are executed only in AT mode.
- 6 PIN Dopunt Cable : with this Dupont Cable, you can easily connect this HC-05 Bluetooth module to your Arduino Board

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B019OR9YVU |
| Best Sellers Rank | #4,050 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #59 in Robotic Kits & Accessories |
| Box Contents | 1 x Hc05 Bluetooth Module with base |
| Brand | DIY Retails |
| Brand Name | DIY Retails |
| Color | Multicolor |
| Colour | Multicolor |
| Compatible Devices | Desktop |
| Customer Reviews | 3.7 out of 5 stars 432 Reviews |
| Data Link Protocol | Bluetooth |
| Hardware Interface | Bluetooth |
| Importer Contact Information | Robocraze, Ground Floor, 912/10 Survey no. 104 4th G street, Chelekare, Kalyan Nagar, Bengaluru - 560043 |
| Item Dimensions L x W x H | 45L x 16W x 5H Millimeters |
| Item Type Name | HC-05 Bluetooth Module |
| Item Weight Unit of Measure | 2 Grams |
| Manufacturer | DIY, Robocraze, Ground Floor, 912/10 Survey no. 104 4th G street, Chelekare, Kalyan Nagar, Bengaluru - 560043 |
| Manufacturer Contact Information | Robocraze, Ground Floor, 912/10 Survey no. 104 4th G street, Chelekare, Kalyan Nagar, Bengaluru - 560043 |
| Manufacturer Part Number | S.ELECT101 |
| Model Number | S.ELECT101 |
| Packer Contact Information | Robocraze, Ground Floor, 912/10 Survey no. 104 4th G street, Chelekare, Kalyan Nagar, Bengaluru - 560043 |
| Product Dimensions | 45L x 16W x 5H Millimeters |
| Unit Count | 1 Count |
| Warranty Description | 6 months |

## Product Details

- **Brand:** DIY Retails
- **Colour:** Multicolor
- **Compatible Devices:** Desktop
- **Data Link Protocol:** Bluetooth
- **Hardware Interface:** Bluetooth
- **Item Weight:** 2 Grams
- **Product Dimensions:** 45L x 16W x 5H Millimeters

## Images

![Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable - Image 1](https://m.media-amazon.com/images/I/612Fb4y5P6S.jpg)
![Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable - Image 2](https://m.media-amazon.com/images/I/419x6nDeZkL.jpg)
![Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable - Image 3](https://m.media-amazon.com/images/I/519VQYQM5xL.jpg)
![Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable - Image 4](https://m.media-amazon.com/images/I/51+hEdbq6JL.jpg)
![Robocraze DIY Retails HC05 Bluetooth Transceiver Module with TTL Outputs (with Base) | Wireless Serial Bluetooth Module for Arduino, Master Slave 2-in-1, AT Command Support with Dupont Cable - Image 5](https://m.media-amazon.com/images/I/51hkgd7bo-L.jpg)

## Questions & Answers

**Q: does it have protecting covering**
A: Yes

**Q: what is the operating voltage of this module as it is not working at 5V after changing the AT command value.**
A: 5v only

**Q: can this be used as both master /slave module?**
A: Yes,it can

**Q: can audio be transmitted?**
A: Yes

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by J***Y on 12 July 2026*

Good

### ⭐⭐⭐⭐ Good but not the same product as shown in Image
*by N***A on 25 February 2019*

Not the same product as shown in Image but Its working fine . I tried fir bluetooth Serial communication

### ⭐ Not connecting
*by P***T on 20 May 2026*

Not working 😕 😑 and product is in very bad codetion

## Frequently Bought Together

- DIY Retails Robocraze Hc05 Bluetooth Transceiver Module With Ttl Outputs Desktop (With Base)
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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-07-21*