---
product_id: 592159795
title: "SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W)"
brand: "sound fire"
price: "$10266"
currency: MXN
in_stock: true
url: https://www.desertcart.mx/products/592159795-sound-firesf-s-11-pro-bass-ultra-compact-active-under
store_origin: MX
region: Mexico
---

# Frequency Response: 20-150 Hz RMS Power: 660W Shallow Profile: 6"x8" SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W)

**Brand:** sound fire
**Price:** $10266
**Availability:** ✅ In Stock

## Summary

> 🎉 Feel the Beat, Own the Road!

## Quick Answers

- **What is this?** SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W) by sound fire
- **How much does it cost?** $10266 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/592159795-sound-firesf-s-11-pro-bass-ultra-compact-active-under)

## Best For

- sound fire enthusiasts

## Why This Product

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

## Key Features

- • **Unleash the Bass:** Experience powerful sound with 660W RMS power that transforms your car into a concert hall.
- • **Built-in Amplifier:** No extra equipment needed—this subwoofer comes with a built-in amplifier for easy installation.
- • **Precision Engineering:** Die-cast aluminum enclosure ensures durability while enhancing sound quality.
- • **Deep Bass, Clear Sound:** Enjoy a frequency response range of 20-150 Hz for rich, immersive audio.
- • **Compact Design, Big Impact:** Ultra-compact under-seat design fits seamlessly in any vehicle without sacrificing space.

## Overview

The SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer delivers an impressive 660W RMS power output, featuring a shallow-profile 6"x8" woofer housed in a durable die-cast aluminum enclosure. With a frequency response of 20-150 Hz and a built-in amplifier, this subwoofer is designed for easy installation and powerful sound, making it the perfect addition to any car audio system.

## Description

SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W)

## Features

- die-cast aluminum enclosure with 6"x8" shallow-profile woofer
- RMS POWER-600W
- frequency response: 20-150 Hz
- built-in amplifier

## Product Details

- **Brand:** SOUND FIRE
- **Speaker maximum output power:** 600 Watts
- **Connectivity technology:** Bluetooth
- **Audio output mode:** Surround
- **Mounting type:** Tabletop

## Images

![SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W) - Image 1](https://m.media-amazon.com/images/I/51F+WkWyanL.jpg)
![SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W) - Image 2](https://m.media-amazon.com/images/I/516Xy2PA0sL.jpg)
![SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W) - Image 3](https://m.media-amazon.com/images/I/61ftMTtEbKL.jpg)
![SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W) - Image 4](https://m.media-amazon.com/images/I/51gcut0VUCL.jpg)
![SOUND FIRESF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer for Car (Powered, RMS Power: 660 W) - Image 5](https://m.media-amazon.com/images/I/51EiZbI+qcL.jpg)

## Frequently Bought Together

- SOUND FIRE SF-S-11 PRO-BASS Ultra-Compact Active Under Seat Subwoofer (Powered, RMS Power: 660 W)
- FABTEC 12V Dual Channel 120W Car Multi Channel Amplifier Stereo Power Mono Amp Audio, Bass Sub Woofer Kit, Monoblock, Class AB, Mosfet Power Supply(1 Year Warranty)
- JXL 808 Amplifier Wiring Kit for Amps and Bass Tube 2800 W MAX Power 8 Gauge

---

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**Shop now:** [https://www.desertcart.mx/products/592159795-sound-firesf-s-11-pro-bass-ultra-compact-active-under](https://www.desertcart.mx/products/592159795-sound-firesf-s-11-pro-bass-ultra-compact-active-under)

---

*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-01-31*