--- product_id: 460935918 title: "100W Subwoofer Mono Channel Digital Power Amplifier Audio Mini Amp Subwoofer, Black, GFJ445&GFJ518," brand: "nobsound" price: "403.47 DT" currency: TND in_stock: true reviews_count: 5 category: "Nobsound" url: https://www.desertcart.tn/products/460935918-100w-subwoofer-mono-channel-digital-power-amplifier-audio-mini-amp store_origin: TN region: Tunisia --- # 3.5mm AUX input compatibility 100W max output power TPA3116 Class D amp IC 100W Subwoofer Mono Channel Digital Power Amplifier Audio Mini Amp Subwoofer, Black, GFJ445&GFJ518, **Brand:** nobsound **Price:** 403.47 DT **Availability:** ✅ In Stock ## Summary > 🎵 Unleash the bass beast in a sleek mini powerhouse! ## Quick Answers - **What is this?** 100W Subwoofer Mono Channel Digital Power Amplifier Audio Mini Amp Subwoofer, Black, GFJ445&GFJ518, by nobsound - **How much does it cost?** 403.47 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/460935918-100w-subwoofer-mono-channel-digital-power-amplifier-audio-mini-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:** Delivers deep, punchy bass that commands attention in any room. - • **Ultra-Low Distortion Sound:** NE5532 op amp guarantees smooth, natural audio for true HiFi enthusiasts. - • **Sleek Aluminum Alloy Design:** Compact, stylish black case fits perfectly in modern setups without clutter. - • **Universal AUX Compatibility:** Seamlessly connects to phones, TVs, MP3 players, and more for versatile use. - • **Cutting-Edge Class D Amplification:** Efficient TPA3116 chip ensures crystal-clear sound with minimal distortion. ## Overview The Nobsound 100W Mono Channel Digital Power Amplifier is a compact, high-performance subwoofer amp featuring a TPA3116 Class D chip and NE5532 op amp for ultra-low distortion. With 3.5mm AUX input, it supports a wide range of audio devices and delivers powerful, smooth bass in a stylish aluminum alloy case. Perfect for millennials seeking premium HiFi sound in a minimalist design. ## Description parameters brand: Nobsound model: ns 03g sub subwoofer version audio input: 3.5mm aux audio ouput: banana speaker jacks number of channel: mono chip: tpa3116d2 op amp: ne5532 max. output power: 100w frequency range: 20hz 180hz sub version thd: ≤ 0.01% snr: ≥ 118db input sensitivity: ≤ 280mv matched speaker impedance: 4 8ω working voltage: dc 12v 24v dimensionswdh: 698833mm / 2.723.461.30in package dimensionswdh: 15015050mm / 5.915.911.97in net weight: 190g / 0.42lb package weight: 300g packing list 1× ns 03g sub amplifier 1× user manual Review: 100% recommend - Omg what a great little amp and powerful run my subs sweet and hard defo recommend to anyone Small compact and packs a punch but u will need a good power supply I use 24v 5ah kicks like mad 😎 Review: Gets the job done - Powered my main ADX tactile bass shaker + other shakers perfectly. Immediate delivery. Low cost, adequate quality. Could use an isolated on/off button. ## Features - Adopting classical TPA3116 amp IC, class D amplification, max output power can reach 100W(4Ω load), easily to drive most passive subwoofers and match perfectly with them. - With 3.5mm AUX audio input, perfectly compatible with many audio devices such as phone,TV, MP3, CD players, computers, amplifier with low frequency output etc.. With built-in preamplification circuit, can match well with the audio sources that with low signal output. - Reasonable circuit, concise wiring layout and perfect protection, no sparks no shock. Adopting NE5532 op amp with ultra-low distortion and dynamic balanced, the sound is very smooth and natural. - Mini size with exquisite appearance, aluminum alloy black case looks fashionable and attractive. With strong output power and high-quality sound, especially designed for the customers who pursue HiFi sound. - Warm tips: 1. This is Nov. 2020 latest updated version, simplify the circuit, upgrade the components and greatly improve the sound quality. 2. This is mono channel subwoofer version, if you want mono channel full-frequency version please search ASIN: B075R55634. 3. Not included Power supply ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B075R3D9VH | | Brand | Nobsound | | Brand Name | Nobsound | | Customer Reviews | 4.2 out of 5 stars 65 Reviews | | Included Components | NS-03G SUB Amplifier, User Manual | | Item Weight | 300 Grams | | Manufacturer | Nobsound | | Material Type | Aluminum | | Maximum Supply Voltage | 24 Volts (DC) | | Maximum supply voltage | 24 Volts (DC) | | Minimum Supply Voltage | 12 Volts | | Minimum supply voltage | 12 Volts | | Model | GFJ445&GFJ518 | | Mounting Type | Surface Mount | | Mounting type | Surface Mount | | Number of Channels | 1 | | Output Power | 100 Watts | | Part Number | GFJ445&GFJ518 | | Specification Met | WEEE | | Voltage | 24 Volts | ## Product Details - **Voltage:** 24 Volts - **Manufacturer:** Nobsound - **Maximum supply voltage:** 24 Volts (DC) - **Minimum supply voltage:** 12 Volts - **Mounting type:** Surface Mount ## Images ![100W Subwoofer Mono Channel Digital Power Amplifier Audio Mini Amp Subwoofer, Black, GFJ445&GFJ518, - Image 1](https://m.media-amazon.com/images/I/71gJEu1KMJL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 100% recommend *by R***D on 31 December 2019* Omg what a great little amp and powerful run my subs sweet and hard defo recommend to anyone Small compact and packs a punch but u will need a good power supply I use 24v 5ah kicks like mad 😎 ### ⭐⭐⭐⭐⭐ Gets the job done *by P***E on 8 November 2019* Powered my main ADX tactile bass shaker + other shakers perfectly. Immediate delivery. Low cost, adequate quality. Could use an isolated on/off button. ### ⭐ It dosent work *by E***N on 29 January 2020* I brought this as a mini amp to power my sub woofers to give them a boost but I plugged everything in it made a noise then went quiet I turned it off then on again and it just made a constant buzz noise and everytime I plug my music in to play it won't play and the buss noise won't shut up I know I plugged it in right as I've been using music items for about 4 years and I've had many amplifiers and never had 1 do this to me, I'm sorry about leaving a bad review it's not my choice if you want to buy this or not maybe I had a faulty one but I'm quiet annoyed it doesn't work ## Frequently Bought Together - Nobsound 100W Subwoofer Amplifier, Mono Channel Digital Power Amplifier Audio Mini Amp - electrosmart 10m Red/Black 2x 1mm 2x 89 Strand Speaker Cable Wire for Home HiFi/Car Audio etc - 4PCS Banana Cable Plugs, Audio Jack Connector, Dual Screw Lock, Speaker Cable Connector for Amplifier, HiFi, Receiver --- ## 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.tn/products/460935918-100w-subwoofer-mono-channel-digital-power-amplifier-audio-mini-amp](https://www.desertcart.tn/products/460935918-100w-subwoofer-mono-channel-digital-power-amplifier-audio-mini-amp) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-25*