---
product_id: 455742198
title: "100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black)"
brand: "nobsound"
price: "AR$174884"
currency: ARS
in_stock: true
category: "Nobsound"
url: https://www.desertcart.com.ar/products/455742198-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black
store_origin: AR
region: Argentina
---

# 100W high power output TPA3116D2 chip for crystal-clear sound Smooth volume control knob 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black)

**Brand:** nobsound
**Price:** AR$174884
**Availability:** ✅ In Stock

## Summary

> 🔊 Unleash the bass beast in a sleek, compact form!

## Quick Answers

- **What is this?** 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black) by nobsound
- **How much does it cost?** AR$174884 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/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

- • **Robust Build:** Solid shell design ensures durability and premium feel
- • **Pure Bass Boost:** Dedicated subwoofer amp delivering deep, punchy lows without distortion
- • **Compact Powerhouse:** Super mini size fits seamlessly on your desk or subwoofer setup
- • **Customizable Power:** Supports 8-25V DC input, letting you choose your ideal power supply for optimal performance
- • **Universal Compatibility:** 3.5mm AUX input connects effortlessly to phones, TVs, and CD players

## Overview

The Nobsound 100W Subwoofer Digital Power Amplifier (NS-03G) is a compact, high-performance amp designed exclusively for passive subwoofers. Powered by the advanced TPA3116D2 chip, it delivers clean, powerful bass with smooth volume control. Its mini size and sturdy build make it perfect for desktop or subwoofer placement, while the versatile 3.5mm AUX input ensures easy connection to multiple audio sources. Note: requires a separate 12-24V power supply (not included) for optimal operation.

## 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 | #53,608 in Electronics ( See Top 100 in Electronics ) #141 in Home Audio Amplifiers |
| Brand Name | Nobsound |
| Customer Reviews | 4.1 4.1 out of 5 stars (820) |
| Item Dimensions | 6.8 x 3.3 x 9 centimeters |
| Item Weight | 0.2 Kilograms |
| Manufacturer | Nobsound |
| Maximum Supply Voltage | 25 Volts (DC) |
| Minimum Supply Voltage | 8 Volts (DC) |
| Model | 4330353845 |
| Mounting Type | On Your Desktop |
| Number of Channels | 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.com.ar/products/455742198-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black](https://www.desertcart.com.ar/products/455742198-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-05-12*