--- product_id: 45551265 title: "100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black)" brand: "nobsound" price: "£38.48" currency: GBP in_stock: true category: "Nobsound" url: https://www.desertcart.co.uk/products/45551265-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black store_origin: GB region: United Kingdom --- # 100W high power output Compact 2.7x1.3x3.54 inch size Smooth volume control knob 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black) **Brand:** nobsound **Price:** £38.48 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your bass game with compact power that commands attention! ## Quick Answers - **What is this?** 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black) by nobsound - **How much does it cost?** £38.48 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/45551265-100w-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 - • **Pure Power Punch:** Delivers a robust 100W output to supercharge your passive subwoofer with deep, immersive bass. - • **Space-Savvy Design:** Super mini size and sleek solid shell fit effortlessly on your desktop or subwoofer without clutter. - • **Seamless Connectivity:** 3.5mm AUX input lets you plug in phones, TVs, or CD players instantly—no hassle, just pure sound. - • **Precision Volume Control:** Smooth knob dial for effortless, fine-tuned audio adjustments that match your vibe perfectly. - • **Customizable Power Options:** Choose your ideal 12-24V power supply (4A+) to tailor performance and reliability to your setup. ## Overview The Nobsound 100W Subwoofer Digital Power Amplifier is a compact, high-performance mini amp designed exclusively for passive subwoofers. Featuring a TPA3116D2 chip, it delivers crisp, powerful 100W output with smooth volume control and versatile 3.5mm AUX input. Its sleek, solid build fits neatly on desktops or subwoofers, making it an ideal upgrade for audiophiles seeking deep bass impact without bulky gear. Note: requires a separate 12-24V, 4A+ power supply for optimal performance. ## Description Buy Nobsound 100W Subwoofer Digital Power Amplifier Audio Mini Amp (Black): Amplifiers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## 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 | #53,433 in Electronics ( See Top 100 in Electronics ) #301 in Audio Component Amplifiers | | Brand Name | Nobsound | | Customer Reviews | 4.0 out of 5 stars 889 Reviews | | Item Dimensions | 2.7 x 1.3 x 3.54 inches | | Item Weight | 0.2 kg | | Item dimensions L x W x H | 2.7 x 1.3 x 3.54 inches | | Manufacturer | Nobsound | | Maximum Output Power | 100W | | Maximum Supply Voltage | 25 volts_of_direct_current | | Minimum Supply Voltage | 12 volts_of_direct_current | | 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 | Industry Standards (Hifi) | | Unit Count | 1 Count | | Voltage | 25 volts_of_direct_current | ## Product Details - **Item dimensions L x W x H:** 2.7 x 1.3 x 3.54 inches - **Manufacturer:** Nobsound - **Maximum Supply Voltage:** 25 volts_of_direct_current - **Minimum Supply Voltage:** 12 volts_of_direct_current - **Voltage:** 25 volts_of_direct_current ## 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.co.uk/products/45551265-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black](https://www.desertcart.co.uk/products/45551265-100w-subwoofer-digital-power-amplifier-audio-mini-amp-black) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-11-14*