---
product_id: 254857527
title: "Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (with Power Supply)"
brand: "fosi audio"
price: "£73.48"
currency: GBP
in_stock: true
reviews_count: 12
category: "Fosi Audio"
url: https://www.desertcart.co.uk/products/254857527-fosi-audio-bt20a-bluetooth-5-0-stereo-audio-2-channel
store_origin: GB
region: United Kingdom
---

# Texas Instruments TPA3116D2 chip Bluetooth 5.0 with 50ft range 100W RMS x 2 power output Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (with Power Supply)

**Brand:** fosi audio
**Price:** £73.48
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound game with BT20A — where power meets precision!

## Quick Answers

- **What is this?** Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (with Power Supply) by fosi audio
- **How much does it cost?** £73.48 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/254857527-fosi-audio-bt20a-bluetooth-5-0-stereo-audio-2-channel)

## Best For

- fosi audio enthusiasts

## Why This Product

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

## Key Features

- • **Built to Protect:** Advanced circuitry safeguards your speakers, ensuring longevity and flawless performance.
- • **Hi-Fi Powerhouse:** Delivers crisp, room-filling 100W RMS per channel for immersive sound.
- • **Compact & Stylish:** Sleek metal design fits effortlessly on your desk or bookshelf without clutter.
- • **Seamless Wireless:** Bluetooth 5.0 ensures ultra-stable connection up to 50 feet with zero audible delay.
- • **Precision Engineering:** Equipped with dual TI TPA3116D2 chips for efficient, distortion-free amplification.

## Overview

The Fosi Audio BT20A is a compact, high-performance Bluetooth 5.0 stereo amplifier delivering 100W RMS per channel through advanced Texas Instruments TPA3116D2 chips. Designed for audiophiles seeking pristine Hi-Fi sound, it supports up to 50ft wireless range with zero noise or delay, features built-in speaker protection, and fits seamlessly into any home audio setup. Backed by a 24-month warranty and acclaimed for its value and reliability.

## Description

Product description 2.0 Channel Bluetooth Stereo Amplifier Our Story Fosi Audio was founded with a simple goal: Build products that sound great and make people want to listen to music every day. We design,and sell many Hi-Fi audio products on the market. We pursue your perfect music journey. Enjoy Hi-Fi music with Fosi Audio audio！ Product Parameters Power Adapter: 24V/4.5A DC Input Range: 12-24V Terminating Impedance: 2 Ohm - 8 Ohm MAX Power Output: 100W x 2 THD ≤ 0.04% Frequency Range: 20Hz - 20kHz (±1 dB) SNR ≥ 98dB Input Sensitivity ≤ 280mV Input Mode: Bluetooth and RCA Bluetooth Transmission Distance: Up to 50 Ft 2 Channel Power Amp: BT10A, BT20A, TB10A, V1.0G, TDA7498E, ZK-1002, ZK-502T. 2.1 Channel Power Amp: BT30A, BT30D, BL20A, BL20C, ZK-TB21 DAC: Q4, DA2120A, DA2120B, DA2120C, DA2120D Subwoofer Amp: TP-02, M02, M03, M04 Phono Preamp: BOX X1, BOX X2, BOX X4; Tube Preamp: P1 Extraordinary Clarity Hi-Fi Sound Instant setup with phones, tablets, and almost any other Bluetooth-enabled device. Bluetooth 5.0 chip ensures your devices maintain a strong, stable connection up to 50 Ft away for skip-free music. Advanced Audio Architecture The High-Performance Texas Instruments TPA3116D2 Chip presents music with rousing highs and deep lows. Even at high volumes, there’s less than 0.04% harmonic distortion resulting in remarkable clarity. Irresistible Finish Fosi Audio BT20A's curved edges and sleek controls accentuate its unibody design. With truly useful features, and thoughtfully designed premium enclosures. A new generation: exquisite design, improved operation. Drive passive speakers Perfect if you prefer separate passive speakers and preamps for your audio setup. 100 watt per channel power output can drive most home passive speakers to create astonishing Sound. Easy to fit your audio system with Bluetooth and RCA input Safe DC Outlet With a built-in power protection circuit, there are no sparks flying when you plug the power adapter into the amplifier. Safe for use! 24V/4.5A Power Supply Fosi Audio BT20A equip with an energy-efficient and stable power supply can get an astonishing sound.

Review: Good sound for the price - I’ve had it for a year and no problems, great sound
Review: Music - Good product and excellent compromise with the price

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BQC7GNL |
| Best Sellers Rank | #2,325 in Electronics ( See Top 100 in Electronics ) #1 in Home Audio Amplifiers |
| Brand | Fosi Audio |
| Customer Reviews | 4.5 4.5 out of 5 stars (9,212) |
| Item Weight | 680 g |
| Manufacturer | Fosi Audio |
| Mfr Part Number | BT20A |
| Model Number | BT20A |
| Unit Count | 1 Count |

## Product Details

- **Item dimensions L x W x H:** 13.2 x 9 x 3.6 centimeters
- **Manufacturer:** Fosi Audio
- **Maximum supply voltage:** 24 Volts
- **Minimum supply voltage:** 12 Volts
- **Voltage:** 230 Volts

## Images

![Fosi Audio BT20A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver Mini Hi-Fi Class D Integrated Amp 2.0 CH for Home Speakers 100W x 2 with Bass and Treble Control TPA3116 (with Power Supply) - Image 1](https://m.media-amazon.com/images/I/61+cd+AMZcL.jpg)

## Questions & Answers

**Q: Possible to connect this one to a sub woofer**
A: There is no connection for a subwoofer with this item.

**Q: Can I install it outdoors under a canopy ?**
A: Yes sir you can install outdoor only you need power socket

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good sound for the price
*by M***L on 23 May 2025*

I’ve had it for a year and no problems, great sound

### ⭐⭐⭐⭐⭐ Music
*by C***N on 26 March 2025*

Good product and excellent compromise with the price

### ⭐⭐⭐⭐ reliable
*by M***O on 16 March 2025*

small but reliable amplifier. it would be better if it is capable of multiple bluetooth connection.

## Frequently Bought Together

- Fosi Audio BT20A Bluetooth Stereo Amplifier, 2 Channel Home Audio Component Amplifiers for Passive Speakers, Mini Class D Amp Receiver 200W for Indoor/Outdoor/Garage/Ceiling/Bookshelf Speaker
- Banana Plugs with Dual Set Screws,Black and Red Aluminum Shell,6 Pairs
- Amazon Basics Speaker Cable, Easy Assembly, 16-Gauge, Bronze, 100 ft

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**Shop now:** [https://www.desertcart.co.uk/products/254857527-fosi-audio-bt20a-bluetooth-5-0-stereo-audio-2-channel](https://www.desertcart.co.uk/products/254857527-fosi-audio-bt20a-bluetooth-5-0-stereo-audio-2-channel)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-15*