Bluetooth Audio Receiver SD Card MP3 WAV FLAC Module

Description

What it is

The Bluetooth Audio Receiver SD Card MP3 WAV FLAC Module is a versatile module that allows audio playback from various media and through wireless connection. This device integrates features such as reading audio files from SD cards, accessing files via USB or microSD (TF), receiving Bluetooth audio streams, and decoding formats like MP3, WAV, and FLAC.

Features

• Bluetooth Audio Receiver
• Read audio files from SD/USB/T-Falsh (TF) cards
• Supports MP3, WAV, FLAC formats
• Supply voltage: 5V

What it is for

This module is ideal for DIY and maker projects that require integrated audio playback. It can be used with Arduino or ESP32/ESP8266 to create custom audio systems, such as a home stereo system or a Bluetooth speaker built into a decorative lamp.

Tutorial: How to use the Bluetooth Audio Receiver SD Card Reader

This Bluetooth receiver allows you to transfer audio from a mobile device to an amplifier or headphones. Useful for DIY and maker projects.

What you need

• Arduino or compatible
• USB cable
• Bluetooth device (smartphone, tablet)
• Amplifier or headphones

Steps

1. 1. Connect the Arduino to the computer via the USB cable.
2. 2. Upload the provided code to the Arduino.
3. 3. Activate Bluetooth on the mobile device.
4. 4. Connect the mobile device to the Bluetooth receiver.
5. 5. Load audio files (MP3, WAV, FLAC) onto the SD card.
6. 6. Configure the Bluetooth receiver to read the SD card.
7. 7. Connect the audio output of the receiver to your amplifier or headphones.
8. 8. Try playing audio from your mobile device.

Example code

```
#include <SoftwareSerial.h>

SoftwareSerial bluetooth(10, 11);

void setup() {
  bluetooth.begin(38400);
}

void loop() {
  if (bluetooth.available()) {
    // Leggi dati dal ricevitore Bluetooth
  }
}
```

Mini project

Create an audio system for a decorative lamp using this Bluetooth receiver, an Arduino, and an SD card.

Common mistakes

• Forgetting to upload the code to the Arduino.
• Connecting the Bluetooth device incorrectly.
• Set up the Bluetooth receiver correctly to read the SD card.
• Not having compatible audio files on the SD card.

Recommended accessories

• Arduino Uno
• Bluetooth Headphones
• SD Card
• Audio Amplifier

Frequently asked questions

How can I load audio files onto the SD card?
Check the datasheet for specific details, but generally you can use a USB reader.

Does the Bluetooth receiver only support MP3 audio files?
Check the datasheet for the complete list of supported formats.

Do I need specific software to upload the code?
No, you can use the standard Arduino IDE.

Can I use this receiver with a different microcontroller than Arduino?
Check the datasheet for compatibility with other microcontrollers.