--- product_id: 524308976 title: "Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier" brand: "stetsom" price: "฿1177" currency: THB in_stock: false reviews_count: 5 url: https://www.desertcart.co.th/products/524308976-stetsom-ir400-1-2-ohms-1-channel-ir-400-watts store_origin: TH region: Thailand --- # 400W RMS Power Punch Auto Turn-On Wire Input Ultra HD Crossovers Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier **Brand:** stetsom **Price:** ฿1177 **Availability:** ❌ Out of Stock ## Summary > 🎵 Small Amp, Massive Impact — Own the Soundstage! ## Quick Answers - **What is this?** Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier by stetsom - **How much does it cost?** ฿1177 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/524308976-stetsom-ir400-1-2-ohms-1-channel-ir-400-watts) ## Best For - stetsom enthusiasts ## Why This Product - Trusted stetsom brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Rugged connectors and compact design built for durability and easy surface mounting. - • **Plug & Play Simplicity:** Innovative wire input with auto turn-on eliminates the need for RCA cables—hassle-free setup. - • **Next-Level Audio Clarity:** Ultra HD crossovers with low and high pass filters ensure pristine sound separation. - • **Power That Packs a Punch:** Delivers a robust 400 Watts RMS at 2 Ohms for crystal-clear, room-shaking sound. - • **Versatility Meets Precision:** Seamlessly drives subwoofers, woofers, 6x9s, 2-way drivers, and tweeters with ease. ## Overview The Stetsom IR400.1 is a compact yet powerful Class D mono amplifier delivering 400 Watts RMS at 2 Ohms. Engineered for versatile use with subwoofers, woofers, and full-range drivers, it features ultra HD crossovers for superior audio clarity and a unique auto turn-on wire input that removes the need for RCA cables. Its rugged connectors and surface-mount design make it a durable, easy-to-install powerhouse for any serious audio enthusiast. ## Description Usage Versatility (Subwoofers, Woofers, 6", 6x9", 2way, Drivers & Tweeters) 4k Audio Quality - Ultra HD Crossovers (Low Pass & High Pass) Tough Connectors New wire input with auto turnon (NO RCA NEEDED) Review: Small with big punch Review: Ótimo - Perfeito ## Features - Usage Versatility (Subwoofers, Woofers, 6", 6x9", 2way, Drivers & Tweeters) - 4k Audio Quality - Ultra HD - Crossovers (Low Pass & High Pass) - Tough Connectors - New wire input with auto turnon (NO RCA NEEDED) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0977NZ963 | | Brand | Stetsom | | Brand Name | Stetsom | | Customer Reviews | 4.4 out of 5 stars 85 Reviews | | Global Trade Identification Number | 07897748704597 | | Item Dimensions | 13 x 11.9 x 5.6 Centimeters | | Item Weight | 549 g | | Item dimensions L x W x H | 13 x 11.9 x 5.6 Centimeters | | Manufacturer | ir | | Model Number | IR400.1 | | Mounting Type | Surface Mount | | Number of Channels | 1 | | Output Power | 400 Watts | | Specification Met | CE | | Voltage | 13.8 Volts | ## Product Details - **Brand:** Stetsom - **Item dimensions L x W x H:** 13 x 11.9 x 5.6 Centimeters - **Manufacturer:** ir - **Mounting Type:** Surface Mount - **Voltage:** 13.8 Volts ## Images ![Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier - Image 1](https://m.media-amazon.com/images/I/61LHRK4ZgOS.jpg) ![Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier - Image 2](https://m.media-amazon.com/images/I/71EvMUZYzhL.jpg) ![Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier - Image 3](https://m.media-amazon.com/images/I/61KCsso8lfS.jpg) ![Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier - Image 4](https://m.media-amazon.com/images/I/51ORMlQCM8S.jpg) ![Stetsom IR400.1 2 Ohms 1 Channel IR 400 Watts RMS Amp Class D Mono Full Range Amplifier - Image 5](https://m.media-amazon.com/images/I/51LOkl6VxwS.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Small with big punch *by A***R on 10 January 2026* ### ⭐⭐⭐⭐⭐ Ótimo *by R***I on 26 December 2023* Perfeito ### ⭐⭐⭐⭐⭐ Buy one!!!!! *by I***. on 8 February 2026* ## Frequently Bought Together - Stetsom IR 400.1 2 Ohms Compact Digital Mono Amplifier, Iron LINE, 400 Watts RMS 400x1, 2Ω Stable, Monoblock Digital Car Audio Amp TS, Full-Range Sound Quality, Crossover - Stetsom IR 400.4 2 Ohms Compact Digital 4 Channels Amplifier, Iron LINE, 400 Watts RMS 400x4, 2Ω Stable, Multichannel Digital Car Audio Amp TS, Full-Range Sound Quality, Crossover - BOSS Audio Systems KIT2 8 Gauge Complete Car Amplifier Installation Wiring Kit with Power Cables, Ground Cables, Turn-On Wire, Speaker Wire, Terminals --- ## 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.th/products/524308976-stetsom-ir400-1-2-ohms-1-channel-ir-400-watts](https://www.desertcart.co.th/products/524308976-stetsom-ir400-1-2-ohms-1-channel-ir-400-watts) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-24*