---
product_id: 455742198
title: "100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black)"
brand: "nobsound"
price: "€ 77.21"
currency: EUR
in_stock: true
category: "Nobsound"
url: https://www.desertcart.pt/products/455742198-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black
store_origin: PT
region: Portugal
---

# 100W peak power output Compact 6.8x3.3x9 cm desktop-friendly size TPA3116D2 chip for crystal-clear sound 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black)

**Brand:** nobsound
**Price:** € 77.21
**Availability:** ✅ In Stock

## Summary

> 🔊 Unleash deep bass power in a sleek, space-saving package!

## Quick Answers

- **What is this?** 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black) by nobsound
- **How much does it cost?** € 77.21 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/455742198-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black)

## Best For

- nobsound enthusiasts

## Why This Product

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

## Key Features

- • **Ultra-Compact Design:** Super mini size and solid shell fit effortlessly on your desk or subwoofer setup.
- • **Powerhouse Performance:** Delivers a robust 100W output to make your subwoofer truly shake the room.
- • **Precision Audio Control:** Smooth volume knob doubles as power switch for seamless, intuitive adjustments.
- • **Universal Compatibility:** 3.5mm AUX input connects easily with phones, TVs, and CD players for versatile use.
- • **Customizable Power Options:** Supports 8-25V DC input; choose your preferred high-quality power supply for optimal performance.

## Overview

The Nobsound 100W Subwoofer Digital Power Amplifier is a compact, high-performance amp designed exclusively for passive subwoofers. Powered by the advanced TPA3116D2 chip, it delivers clean, powerful bass with a smooth volume control knob. Its mini size and sturdy build make it perfect for desktop placement, while the 3.5mm AUX input ensures easy connectivity with multiple audio sources. Note: requires a separate 8-25V DC power supply (not included).

## Description

Parameters:Audio input: 3.5mmAudio output: Banana plugPower supply: DC 8-25V; at least 3AMaximum power: 100WChip: TPA3116D2 + NE5532Weight: 0.35Kg; 0.2Kg (without package)Dimensions: 68.5 * 33 * 90 mm (not including terminals) Packing List:1 * amplifier

## Features

- NS-03G is a sub power amplifier for passive subwoofer. Please note it is not compatible with active/powered subwoofers as well as normal speakers.
- It adopts TPA3116D2 chip and can offer 100W high power. With smooth volume control knob.
- Super mini size and solid shell. It can be easily placed on your desktop or your subwoofer.
- 3.5mm AUX input. You can connect various sound sources like phones, CD players, TV very easily.
- This one doesn’t include a power supply. You can choose our high quality 19V power supply (ASIN: B074J81XRB) or buy the power supply you like. Please choose good quality power supply. We recommend 12~24V, at least 4A.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B072KDNW3F |
| Best Sellers Rank | #50,554 in Electronics ( See Top 100 in Electronics ) #119 in Home Audio Amplifiers |
| Brand Name | Nobsound |
| Customer Reviews | 4.1 4.1 out of 5 stars (831) |
| Item Dimensions | 6.8 x 3.3 x 9 centimeters |
| Item Weight | 0.2 Kilograms |
| Manufacturer | Nobsound |
| Maximum Output Power | 100W |
| Maximum Supply Voltage | 25 Volts (DC) |
| Minimum Supply Voltage | 8 Volts (DC) |
| Model | 4330353845 |
| Mounting Type | On Your Desktop |
| Number of Channels | 1 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Output Power | 100 Watts |
| Part Number | SUB&FR |
| Specification Met | CE |
| Voltage | 25 Volts (DC) |

## Product Details

- **Item dimensions L x W x H:** 6.8 x 3.3 x 9 centimeters
- **Manufacturer:** Nobsound
- **Maximum supply voltage:** 25 Volts (DC)
- **Minimum supply voltage:** 8 Volts (DC)
- **Voltage:** 25 Volts (DC)

## Images

![100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black) - Image 1](https://m.media-amazon.com/images/I/71gJEu1KMJL.jpg)

## Questions & Answers

**Q: Is it possible to buy replacement boards from the manufacturer? I dont need the housing.**
A: Hello. We have boards for sale, 
sub version: https://www.amazon.com/dp/B07H337F4L?ref=myi_title_dp
full frequency version:  https://www.amazon.com/dp/B07H339BFP?ref=myi_title_dp

**Q: What is the input jack?  RCA?  3.5?**
A: 3.5.   I run rca into a 3.5 from my radio

**Q: Power on/off creates a loud annoying pop. I would like to shut the output with a capacitor to suppress the pop. What capacitor value and voltage?**
A: I was very concerned with the very loud pop and found the only solution was to use:
https://www.amazon.com/gp/product/B097T2YNB4/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&th=1
I use this as the speaker cable and before shutting off the amplifier, I flip the switch on the speaker cable, disconnecting the speaker from the amp. It works perfectly.

**Q: will this work with an input from a preamp?**
A: Not sure. I used input from a receiver and that worked.

## Frequently Bought Together

- Nobsound 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black)
- Nobsound DC 19V 4.74A 90W Power Supply Power Adapter Charger Universal 100-240V 50/60Hz AC Input for Amplifier Laptop DAC
- RCA to 3.5mm Mono, 6ft 3.5mm 1/8 inch Mono Male Plug to RCA Male Audio Cable Adapter, for Speakers, Subwoofer

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pt/products/455742198-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black](https://www.desertcart.pt/products/455742198-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-10-14*