---
product_id: 281748895
title: "Car Audio USW10 300W 10\" Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium, Black"
brand: "in phase"
price: "€ 277.31"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/281748895-car-audio-usw10-300w-10-underseat-ultra-slim-compact-active
store_origin: SK
region: Slovakia
---

# Ultra-slim 65mm height 300W max output Die-cast aluminium chassis Car Audio USW10 300W 10" Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium, Black

**Brand:** in phase
**Price:** € 277.31
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your ride with bass that commands attention!

## Quick Answers

- **What is this?** Car Audio USW10 300W 10" Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium, Black by in phase
- **How much does it cost?** € 277.31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/281748895-car-audio-usw10-300w-10-underseat-ultra-slim-compact-active)

## Best For

- in phase enthusiasts

## Why This Product

- Trusted in phase brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Die-cast aluminium chassis and aluminium cone ensure durability and premium sound clarity.
- • **Total Control:** Included 5-meter bass remote lets you fine-tune your bass levels on the fly for the perfect vibe.
- • **Space-Savvy Design:** Ultra-slim 65mm height fits discreetly under seats or in tight vehicle spaces without compromise.
- • **Powerhouse Performance:** 300W max output delivers deep, room-filling bass that transforms your drive.
- • **Seamless Compatibility:** Works effortlessly with both OEM and factory head units via RCA and high-level inputs.

## Overview

The Car Audio USW10 is a compact, ultra-slim active subwoofer system featuring a 300W built-in amplifier and a durable die-cast aluminium chassis. Designed in the UK with over 30 years of audio expertise, it offers versatile installation options under seats or in tight spaces, includes a bass remote for easy control, and supports both OEM and factory head units for seamless integration.

## Description

Car Audio USW10 300W 10" Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium, Black

## Features

- ALUMINIUM CONED SUBWOOFER - With a built in amplifier powering an aluminium coned subwoofer and a max output of 300W, the In Phase USW10 is a true pocket powerhouse of audio performance
- HEAVY DUTY DURABLE CONSTRUCTION - 6" Aluminium coned sub bass driver housed in a DieCast Aluminium chassis
- COMPACT AND DISCRETE - Allowing you to install the USW10 anywhere within your vehicles Boot, Underseat, behind seat and foot wells. Dimensions 270mm (D) x 65mm (H)
- REMOTE CONTROL - Bass remote included (5 meters)
- COMPTABILITY - RCA and High Level inputs (will work with both OEM and Factory Fitted head units)..BRITISH DESIGN - All In Phase speakers are designed in the UK utilising over 30 years of audio experience to create a sound that is right for you

## Product Details

- **Brand:** In Phase
- **Speaker maximum output power:** 300 Watts
- **Connectivity technology:** RCA
- **Audio output mode:** Surround
- **Mounting type:** Tabletop Mount

## Images

![Car Audio USW10 300W 10" Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium, Black - Image 1](https://m.media-amazon.com/images/I/61NL7iczc1L.jpg)

## Frequently Bought Together

- In Phase Car Audio USW10 300W 10" Underseat Ultra Slim Compact Active Subwoofer System, Die-Cast Aluminium , Black
- VIBE Audio Slick 1500 W System Car Wiring Kit

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**Shop now:** [https://www.desertcart.sk/products/281748895-car-audio-usw10-300w-10-underseat-ultra-slim-compact-active](https://www.desertcart.sk/products/281748895-car-audio-usw10-300w-10-underseat-ultra-slim-compact-active)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-23*