--- product_id: 203970841 title: "ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier" brand: "soundstream" price: "£106.85" currency: GBP in_stock: true reviews_count: 9 category: "Soundstream" url: https://www.desertcart.co.uk/products/203970841-st4-500d-soundstream-4-channel-500w-max-class-d-amplifier store_origin: GB region: United Kingdom --- # ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier **Brand:** soundstream **Price:** £106.85 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier by soundstream - **How much does it cost?** £106.85 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/203970841-st4-500d-soundstream-4-channel-500w-max-class-d-amplifier) ## Best For - soundstream enthusiasts ## Why This Product - Trusted soundstream brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Designed for stealth installs, motorcycles, UTVs, and tight spaces, the ST4.500D offers flexibility without compromise. It’s the ultimate answer for those who demand serious performance in a small footprint. Compact Design, Serious Power Output High-Efficiency Class D Circuitry Built with Class D full-range technology, the ST4.500D ensures efficient power handling and reduced heat, ideal for prolonged use in limited space environments. Whether you're powering door speakers or midrange drivers, this amp delivers clean output without distortion. 500W Peak Performance With 500 watts of max power, this mini 4-channel amplifier handles anything from factory replacements to upgraded speaker systems. It bridges seamlessly into 2-channel mode, offering more power flexibility for subwoofer or rear fill configurations. Smart Integration for Any Audio Setup Universal Hi-Level Input with Auto Turn-On Are you using an original or factory radio? No problem. The ST4.500D features Automatic Hi-Level Signal Sensing Turn-On. This eliminates the need for a separate remote wire—just plug in the hi-level inputs, and the amplifier powers on or off based on audio signal detection. Versatile Audio Signal Compatibility Accepts both hi-level and low-level audio signals, making it perfect for integration with OEM or aftermarket head units. No matter your setup, this amp blends seamlessly into your system. Compact Body, Complete System Controls Adjustable Pre-Amp Crossovers Each channel is equipped with built-in pre-amp crossover controls, allowing tailored tuning for each speaker zone. Fine-tune your front and rear channels independently for a balanced and immersive in-car sound experience. Perfect for Tight Installs At just 3 inches in height, the ST4.500D is a stealth install specialist. Mount it under seats, behind panels, or in glove compartments without sacrificing cabin space or ventilation. Stealth Shot Series – Purpose-Built Power The ST4.500D is part of Soundstream’s Stealth Shot series, which includes: Quad Shot – 4-channel model (this product) Double Shot – 2-channel variant Single Shot – Monoblock amp Review: With the buy. - Worked out perfect and will definitely buy and use again. Review: 4 channel amp - Very impressive for the size, works great. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0057Y7868 | | Best Sellers Rank | #132,964 in Electronics ( See Top 100 in Electronics ) #321 in Car Multichannel Amplifiers | | Brand | Soundstream | | Customer Reviews | 4.1 out of 5 stars 52 Reviews | | Manufacturer | Soundstream | | Mfr Part Number | ST4.500D | | Model Number | ST4.500D | | Unit Count | 1.0 Count | ## Product Details - **Voltage:** 12 Volts - **Manufacturer:** Soundstream - **Minimum Supply Voltage:** 12 Volts - **Mounting Type:** Surface Mount - **Brand:** Soundstream ## Images ![ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier - Image 1](https://m.media-amazon.com/images/I/518M3QEkDyL.jpg) ![ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier - Image 2](https://m.media-amazon.com/images/I/61DyBtLFARL.jpg) ![ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier - Image 3](https://m.media-amazon.com/images/I/516ZUoOowKL.jpg) ![ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier - Image 4](https://m.media-amazon.com/images/I/61plI--VOvL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ With the buy. *by J***L on January 4, 2026* Worked out perfect and will definitely buy and use again. ### ⭐⭐⭐⭐⭐ 4 channel amp *by B***. on April 6, 2025* Very impressive for the size, works great. ### ⭐⭐⭐⭐⭐ Muy buena calidad de sonido *by J***N on January 16, 2022* Muy buena calidad de sonido pero recomiendo uno de mayor potencia para ver diferencia ## Frequently Bought Together - ST4.500D - Soundstream 4-Channel 500W Max Class-D Amplifier - JSP Speaker Adapters Rings 5.25" to 6.5" Compatible with Harley Batwing FLHX FLHT Fairings 96-13 - Soundstream ST4.1200D Stealth Series 1200W Class D 4 Channel Amplifier --- ## 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/203970841-st4-500d-soundstream-4-channel-500w-max-class-d-amplifier](https://www.desertcart.co.uk/products/203970841-st4-500d-soundstream-4-channel-500w-max-class-d-amplifier) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-09*