---
product_id: 499657298
title: "Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black)"
brand: "nobsound"
price: "€ 0.18"
currency: EUR
in_stock: false
url: https://www.desertcart.it/products/499657298-nobsound-ns-03g-subwoofer-amplifier-100w-mini-sub-power-amp
store_origin: IT
region: Italy
---

# Compact 6.85x3.3x9 cm size 100W high power output Smooth volume control knob Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black)

**Brand:** nobsound
**Price:** € 0.18
**Availability:** ❌ Out of Stock

## Summary

> 🎵 Compact power, colossal bass – don’t let your setup miss out!

## Quick Answers

- **What is this?** Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black) by nobsound
- **How much does it cost?** € 0.18 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/499657298-nobsound-ns-03g-subwoofer-amplifier-100w-mini-sub-power-amp)

## 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

- • **Powerful 100W Output:** Unleash deep, room-filling bass with high-efficiency TPA3116D2 chip technology.
- • **Ultra-Compact Design:** Fits seamlessly on your desk or subwoofer without cluttering your space.
- • **Lightweight & Durable:** Solid black shell and featherlight 200g build for easy placement and lasting performance.
- • **Precision Volume Control:** Smooth knob lets you dial in the perfect bass level for any vibe.
- • **Versatile 3.5mm AUX Input:** Effortlessly connect phones, TVs, or CD players for instant audio upgrade.

## Overview

The Nobsound NS-03G is a sleek, mini subwoofer amplifier delivering 100W of pure bass power via a TPA3116D2 chip. Designed exclusively for passive subwoofers, it features a smooth volume knob, 3.5mm AUX input for versatile connectivity, and a compact, durable black shell perfect for desktop or subwoofer placement. Note: power supply sold separately.

## 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 |
|---------------|-------|
| Product Dimensions | 6.85 x 3.3 x 9 cm; 200 g |
| Item model number | 4330353845 |
| Colour | Black |
| Compatible Devices | Personal Computer, Television |
| Connector | 3.5mm Jack |
| Speaker Amplification Type | Passive |
| Output Wattage | 100 Watts |
| Size | Subwoofer |
| Power Source | Corded Electric |
| Voltage | 25 Volts (DC) |
| Wattage | 100 watts |
| Item Weight | 200 g |

## Product Details

- **Item dimensions L x W x H:** 6.8 x 3.3 x 9 centimetres
- **Voltage:** 25 Volts (DC)
- **Manufacturer:** Nobsound
- **Mounting type:** tabletop
- **Brand:** Nobsound

## Images

![Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black) - Image 1](https://m.media-amazon.com/images/I/71gJEu1KMJL.jpg)
![Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black) - Image 2](https://m.media-amazon.com/images/I/8169-Tbt1-L.jpg)
![Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black) - Image 3](https://m.media-amazon.com/images/I/71TkBIftDlL.jpg)
![Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black) - Image 4](https://m.media-amazon.com/images/I/71kNwylhEeL.jpg)
![Nobsound NS-03G Subwoofer Amplifier 100W Mini Sub Power Amp (Black) - Image 5](https://m.media-amazon.com/images/I/71IBZqAZN6L.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.it/products/499657298-nobsound-ns-03g-subwoofer-amplifier-100w-mini-sub-power-amp](https://www.desertcart.it/products/499657298-nobsound-ns-03g-subwoofer-amplifier-100w-mini-sub-power-amp)

---

*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-05-09*