---
product_id: 732769965
title: "SP Electron 1 Pcs Bluetooth FM USB AUX Card MP3 Decoder Module With Mic Electronic Components Electronic Hobby Kit (2)"
brand: "generic"
price: "£6.24"
currency: GBP
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.uk/products/732769965-sp-electron-1-pcs-bluetooth-fm-usb-aux-card-mp3
store_origin: GB
region: Great Britain
---

# Built-in mic with echo for karaoke Bluetooth + FM radio combo 10W dual-channel output SP Electron 1 Pcs Bluetooth FM USB AUX Card MP3 Decoder Module With Mic Electronic Components Electronic Hobby Kit (2)

**Brand:** generic
**Price:** £6.24
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound game — DIY audio mastery in one sleek module!

## Quick Answers

- **What is this?** SP Electron 1 Pcs Bluetooth FM USB AUX Card MP3 Decoder Module With Mic Electronic Components Electronic Hobby Kit (2) by generic
- **How much does it cost?** £6.24 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/732769965-sp-electron-1-pcs-bluetooth-fm-usb-aux-card-mp3)

## Best For

- generic enthusiasts

## Why This Product

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

## Key Features

- • **Compact Powerhouse:** Delivers crisp 5+5 watt stereo output in a sleek 17x5x5 cm form factor — perfect for DIY audio projects.
- • **Versatile Audio Inputs:** Supports USB, AUX, SD card, and FM radio — your all-in-one sound hub for every playlist and station.
- • **Smart IR Sensor Control:** Infrared sensor enables remote control compatibility, adding convenience to your audio experience.
- • **Karaoke-Ready Mic with Echo:** Built-in microphone with echo effect transforms your space into a private karaoke lounge.
- • **Seamless Wireless Connectivity:** Bluetooth integration lets you stream music effortlessly from any device, cutting the cord for good.

## Overview

The SP Electron SP-021A3 is a compact Bluetooth FM USB AUX MP3 decoder module featuring a built-in microphone with echo, 10 watts of stereo output power, and multiple input options including SD card and IR sensor control. Designed for DIY audio enthusiasts, it combines versatile connectivity and karaoke-ready features in a freestanding, lightweight 130g package.

## Description

Bluetooth With Mic Echo Karaoke FM USB AUX Card MP3 Decoder Module Mini Amplifier. Use Bluetooth, Mic, FM, USB, AUX, SD Card, IR Sencor and 5+5 Watt Speaker Output

## Features

- Use Bluetooth, Mic, FM, USB, AUX, SD Card, IR Sencor and 5+5 Watt Speaker Output
- Amplifier Include in the board, Diy amplifier kit for Bluetooth speaker
- Bluetooth With Mic Echo Karaoke FM USB AUX Card MP3 Decoder Module Mini Amplifier. Use Bluetooth, Mic, FM, USB, AUX, SD Card, IR Sencor and 5+5 Watt Speaker Output

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item dimensions L x W x H | 17 x 5 x 5 Centimeters |
| Manufacturer | SP Electron |
| Mounting Type | Freestanding |
| Brand | Generic |
| Number of Channels | 2 |
| Output Power | 10 Watts |
| Specification Met | Power Handling Capability |
| Model number | SP-021A3 |
| Colour | blue |
| Number of Memory Sticks | 1 |
| Item Weight | 130 g |
| Product Dimensions | 17 x 5 x 5 cm; 130 g |
| Item model number | SP-021A3 |
| Item Height | 5 Centimeters |
| Item Width | 5 Centimeters |
| Included Components | Bluetooth FM USB AUX Card |

## Product Details

- **Item dimensions L x W x H:** 17 x 5 x 5 Centimeters
- **Manufacturer:** SP Electron
- **Mounting Type:** Freestanding
- **Brand:** Generic
- **Number of Channels:** 2

## Images

![SP Electron 1 Pcs Bluetooth FM USB AUX Card MP3 Decoder Module With Mic Electronic Components Electronic Hobby Kit (2) - Image 1](https://m.media-amazon.com/images/I/71wgRpJkuzL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Super
*by B***A on 20 June 2025*

Super

### ⭐ Not  working item
*by A***N on 18 May 2025*

Yh bkwas product h khrab product send krte h return lete nhi h koi bhi purchase nhi kre

### ⭐⭐⭐⭐⭐ Very good product
*by V***H on 29 April 2025*

Nice product and easy to install and also its very giving very good sterio sound

## Frequently Bought Together

- SP Electron 1 Pcs Bluetooth FM USB AUX Card MP3 Decoder Module With Mic Electronic Components Electronic Hobby Kit
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**Shop now:** [https://www.desertcart.co.uk/products/732769965-sp-electron-1-pcs-bluetooth-fm-usb-aux-card-mp3](https://www.desertcart.co.uk/products/732769965-sp-electron-1-pcs-bluetooth-fm-usb-aux-card-mp3)

---

*Product available on Desertcart Great Britain*
*Store origin: GB*
*Last updated: 2026-04-23*