---
product_id: 279002309
title: "Subwoofer Amplifier Receiver 100Watt Mini Hi-Fi Digital Class D Integrated Stereo Audio Amp for Sub Bass + Power Supply TP-01"
brand: "fosi audio"
price: "€ 115.81"
currency: EUR
in_stock: true
category: "Fosi Audio"
url: https://www.desertcart.pt/products/279002309-subwoofer-amplifier-receiver-100watt-mini-hi-fi-digital-class-d
store_origin: PT
region: Portugal
---

# Class D digital efficiency Compact 13.2x8.9x3.6 cm design 100W powerful output Subwoofer Amplifier Receiver 100Watt Mini Hi-Fi Digital Class D Integrated Stereo Audio Amp for Sub Bass + Power Supply TP-01

**Brand:** fosi audio
**Price:** € 115.81
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your bass game with power and precision!

## Quick Answers

- **What is this?** Subwoofer Amplifier Receiver 100Watt Mini Hi-Fi Digital Class D Integrated Stereo Audio Amp for Sub Bass + Power Supply TP-01 by fosi audio
- **How much does it cost?** € 115.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/279002309-subwoofer-amplifier-receiver-100watt-mini-hi-fi-digital-class-d)

## 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

- • **Pure Power, Zero Bulk:** 100 watts of crystal-clear subwoofer amplification in a sleek mini metal chassis.
- • **Plug & Play Simplicity:** Includes power supply TP-01 for instant, hassle-free integration into your home audio system.
- • **Space-Savvy Surface Mount:** Compact footprint fits effortlessly on any desk or shelf without cramping your style.
- • **Next-Gen Digital Class D Tech:** Experience ultra-efficient, low-heat audio boosting that keeps your setup cool and clean.
- • **Certified Quality & Reliability:** FCC and RoHS compliant, ensuring safe, eco-friendly performance you can trust.

## Overview

The Fosi Audio M04 is a compact, 100-watt Class D digital subwoofer amplifier designed for high-fidelity stereo audio enhancement. Featuring a durable metal build and efficient power consumption, it delivers deep, rich bass with minimal heat output. Its small footprint and included power supply make it an ideal upgrade for audiophiles seeking powerful sound in a sleek, space-saving package.

## Description

Fosi Audio Subwoofer Amplifier Receiver 100Watt Mini Hi-Fi Digital Class D Integrated Stereo Audio Amp for Sub Bass + Power Supply TP-01 : desertcart.ae: Electronics

## Features

- Item Category: Electronic Component Amplifier
- Item Trademark: Fosi Audio
- manufacturer: Generic

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07942M4MC |
| Best Sellers Rank | #76,720 in Electronics ( See Top 100 in Electronics ) #201 in Home Audio Amplifiers |
| Brand Name | Fosi Audio |
| Customer Reviews | 4.5 4.5 out of 5 stars (507) |
| Item Dimensions | 13.2 x 8.9 x 3.6 centimeters |
| Item Weight | 450 Grams |
| Manufacturer | Generic |
| Material Type | metal |
| Maximum Output Power | 100 watts |
| Maximum Supply Voltage | 19 Volts (DC) |
| Minimum Supply Voltage | 10 Volts (DC) |
| Model | M04 |
| Mounting Type | Surface Mount |
| Number of Channels | 1 |
| Output Power | 100 Watts |
| Package Type Name | Standard Box |
| Part Number | M04 |
| Specification Met | FCC, RoHS |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts (DC) |

## Product Details

- **Item dimensions L x W x H:** 13.2 x 8.9 x 3.6 centimeters
- **Manufacturer:** Generic
- **Maximum supply voltage:** 19 Volts (DC)
- **Minimum supply voltage:** 10 Volts (DC)
- **Voltage:** 12 Volts (DC)

## Images

![Subwoofer Amplifier Receiver 100Watt Mini Hi-Fi Digital Class D Integrated Stereo Audio Amp for Sub Bass + Power Supply TP-01 - Image 1](https://m.media-amazon.com/images/I/51ghuLx4kZL.jpg)

## Questions & Answers

**Q: Will this power up passive subwoofers ?**
A: Yes, absolutely. That's the reason I bought it and it works just fine without spending a whole lot of money.

**Q: How hot does this amp run?  The unit I currently use is very hot to the touch even after a short while.**
A: This thing seems cool no issues

**Q: What is the input voltage range?**
A: Not sure what your question is about.  If you mean input power, it's spec'd. at 12-24 vdc.  It comes with a power brick rated at 19 vdc, 4.47 amps.  Input sensitivity is =< 280 mv...

**Q: I have a Harman Kardon reciver with a single rca sub connection. What cables do i need to hook my sub to this amp and the amp to my reciever**
A: You need 1/8 audio plug to RCA adapter ..

## Frequently Bought Together

- Fosi Audio M04 Subwoofer Amplifier for Home Theater Mono Channel Digital Class D Integrated Power Amp for Passive Speakers Subwoofer
- FosPower RCA Y-Adapter (3 Feet), 1 RCA Male to 2 RCA Male Short Y Splitter Digital Stereo Audio Cable for Subwoofer, Home Theater, Hi-Fi - Dual Shielded | 24K Gold Plated
- Tan QY 2RCA to 2RCA Cable 3Ft, Gold-Plated 2 RCA Male to 2 RCA Male Stereo Audio Cable for Home Theater, HDTV, Gaming Consoles, Hi-Fi Systems (3Ft/1M)

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**Shop now:** [https://www.desertcart.pt/products/279002309-subwoofer-amplifier-receiver-100watt-mini-hi-fi-digital-class-d](https://www.desertcart.pt/products/279002309-subwoofer-amplifier-receiver-100watt-mini-hi-fi-digital-class-d)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-19*