---
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: "50840 Ft"
currency: HUF
in_stock: true
reviews_count: 12
category: "Fosi Audio"
url: https://www.desertcart.hu/products/254857527-fosi-audio-bt20a-bluetooth-5-0-stereo-audio-2-channel
store_origin: HU
region: Hungary
---

# 24V/4.5A stable power supply Bluetooth 5.0 with 50ft range 100W x 2 RMS 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:** 50840 Ft
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound game — because your playlist deserves premium power.

## 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?** 50840 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/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

- • **Sleek, Compact Design:** Modern unibody chassis with curved edges fits effortlessly into any professional or home setup.
- • **Powerhouse Performance:** 100W per channel drives your passive speakers with room-filling sound and deep bass.
- • **Pure Hi-Fi Sound Clarity:** Experience crystal-clear audio with less than 0.04% distortion, even at high volumes.
- • **Built-in Safety & Reliability:** Advanced circuitry with speaker protection and spark-free power input for worry-free listening.
- • **Seamless Wireless Connectivity:** Bluetooth 5.0 ensures a stable, lag-free connection up to 50 feet for uninterrupted music flow.

## Overview

The Fosi Audio BT20A is a compact yet powerful 2-channel Class D amplifier delivering 100W RMS per channel with ultra-low distortion. Featuring Bluetooth 5.0 for stable wireless streaming up to 50 feet, it drives passive speakers with rich, clear sound. Its sleek design, advanced TI TPA3116D2 chip, and built-in protection circuits make it a reliable, stylish choice for audiophiles seeking high-fidelity home audio.

## 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

## Features

- Simple compact design but practical and powerful, little Hi-Fi Bluetooth wireless amplifier exclusively designed for the customers who pursue HiFi sound.
- Bluetooth 5.0 core, up to 50ft connection range guarantees low signal delay. No pop, no audible noise when Bluetooth connection is established.
- BT20A Bluetooth stereo receiver amplifier adopts 2PCS Texas Instruments TPA3116D2 chip. The TPA3116D2 are stereo efficient and digital amplifier power stage for driving speakers, with advanced oscillator/PLL circuit employs a multiple switching frequency option to avoid AM interferences.kers, (For passive speakers only, not the powered speakers.)
- 100W RMS X 2(4 ohms, 20 Hz - 20 kHz, 0.04% THD), comes with a 24V power supply, can drive 280watts(8 ohms), 320watts(4 ohms) speakers.(for passive speakers only, not the powered speakers).
- Advanced circuitry design, built-in speakers protection circuit, best for bookshelf/computer/desktop/speakers in your home.
- What You Get: BT20A home integrated digital amplifier x1, 24V/4.5A power supply x1, user manual x1, our worry-free 24-month warranty, and friendly customer service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BQC7GNL |
| Best Sellers Rank | #10,345 in Electronics ( See Top 100 in Electronics ) #20 in Home Audio Amplifiers |
| Brand | Fosi Audio |
| Customer Reviews | 4.5 out of 5 stars 9,237 Reviews |
| Item Weight | 1.5 Pounds |
| 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)
![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 2](https://m.media-amazon.com/images/I/71cZWwolyYL.jpg)
![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 3](https://m.media-amazon.com/images/I/71OPBXwFnKL.jpg)
![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 4](https://m.media-amazon.com/images/I/71ZEBQfaP+L.jpg)
![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 5](https://m.media-amazon.com/images/I/71qYzSzMSJL.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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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-06-24*