---
product_id: 689944757
title: "TX18S 900W 18-inch Subwoofer, DSP-Enhanced Powered PA Speaker with 3-inch Voice Coil, Superior Bass, Easy Setup"
brand: "alto"
price: "₱133891"
currency: PHP
in_stock: true
reviews_count: 13
category: "Alto"
url: https://www.desertcart.ph/products/689944757-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa-speaker
store_origin: PH
region: Philippines
---

# 900W Power Output DSP-Based EQ & Filters 3-inch Voice Coil TX18S 900W 18-inch Subwoofer, DSP-Enhanced Powered PA Speaker with 3-inch Voice Coil, Superior Bass, Easy Setup

**Brand:** alto
**Price:** ₱133891
**Availability:** ✅ In Stock

## Summary

> 🎶 Own the room with thunderous bass and pro-level control!

## Quick Answers

- **What is this?** TX18S 900W 18-inch Subwoofer, DSP-Enhanced Powered PA Speaker with 3-inch Voice Coil, Superior Bass, Easy Setup by alto
- **How much does it cost?** ₱133891 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/689944757-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa-speaker)

## Best For

- alto enthusiasts

## Why This Product

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

## Key Features

- • **Pro-Grade Voice Coil:** 3-inch voice coil ensures superior bass response and durability for any live or studio setup.
- • **Precision DSP Control:** Customize your sound with selectable low-pass filters and DSP-based EQ for flawless integration.
- • **Effortless Portability:** Built-in side handles and caster-ready design make transporting your powerhouse subwoofer a breeze.
- • **Rugged & Reliable Build:** Durable fiberboard cabinet with metal grille and overload protection built to withstand heavy use.
- • **Powerful 900W Bass Engine:** Feel the ground-shaking low end with an 18-inch woofer and ultra-efficient Class-D amplifier.

## Overview

The ALTO TX18S is a 900W powered 18-inch subwoofer featuring a 3-inch voice coil and advanced DSP-based EQ with selectable low-pass filters. Designed for professional DJs, musicians, and PA systems, it delivers deep, precise bass with easy setup and rugged portability. Engineered in the USA, this subwoofer combines powerful sound, durability, and user-friendly controls to elevate any live or installed audio environment.

## Description

Free delivery and returns on eligible orders of £20 or more. Buy ALTO TX18S 900W 18-inch Subwoofer, DSP-Enhanced Powered PA Speaker with 3-inch Voice Coil, Superior Bass, Easy Setup at desertcart UK.

Review: Sound - Sound is perfect
Review: Great speakers great sound - Great speakers for the price brilliant sound quality

## Features

- Sonic Might for Your PA System - 900W subwoofer with 18-inch high-output woofer, 3-inch voice coil and ultra-efficient Class-D amplifier, extending the low-end frequencies, adding bass to your sound
- Rock-Solid Sound - Featuring DSP-based EQ and protection, and selectable Low Pass Filters to switch the frequency response and seamlessly integrate with any speaker
- For DJs and Musicians Alike - Selectable Music-Live voicing modes easily handle deep bass frequencies and project them into any large-scale venue, nightclub, house of worship, or place of business
- The Anchor of Your Sound - Extended thunderous bass and selectable DSP Low Pass Filter of 80Hz-100Hz-120Hz at 24dB per octave; hook up to Powered Speakers or DJ setup and shake your crowd every time
- Optimized for Portability - This active sub comes with convenient side handles and caster threads at the rear of the cabinet for easy transportation even at 87.7 lbs-39.8 kg (casters sold separately)
- Built to Last - Rugged, front-ported cabinet made from durable, resonant-free fiberboard, with heavy-use splatter-spray finish and full metal grille, integrated 36mm pole socket, overload protection
- Input Power - TX18S works in countries with 220/240V; 50/60 Hz
- Precision Engineered - This subwoofer and all other products in the TX Series are designed and tuned in the USA
- Easy Setup and Customization - No need for technical expertise to achieve optimal sound quality

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DP7R7XQY |
| Best Sellers Rank | 819 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 4 in PA-Systems 14 in PA Subwoofer |
| Colour | Black |
| Compatible devices | DJ Mixer, Powered Speakers |
| Control method | Touch |
| Guaranteed software updates until | unknown |
| Included components | TX18S |
| Is waterproof | False |
| Item model number | TX18S |
| Item weight | 37.6 Kilograms |
| Manufacturer | inMusic Europe Limited |
| Number of items | 1 |
| Power source | Corded Electric |
| Product dimensions | 58.5D x 58.5W x 58.5H centimetres |
| Recommended uses for product | For professional audio setups, DJ equipment, PA systems |
| Speaker size | 18 Inches |
| Special feature | DSP based EQ, selectable low-pass filter, portable, durable |
| Subwoofer diameter | 18 Inches |
| Surround-sound channel configuration | 1.0 |
| Unit count | 1.0 count |
| Warranty type | Limited |
| Wireless communication technology | No Wireless Communication Technology |

## Product Details

- **Audio output mode:** Stereo
- **Brand:** ALTO
- **Connectivity technology:** XLR
- **Frequency response:** 100 Hz
- **Input voltage:** 120 Volts
- **Material:** Wood
- **Model name:** TX18S
- **Mounting type:** Floor Standing
- **Speaker maximum output power:** 900 Watts
- **Speaker type:** Subwoofer

## Images

![TX18S 900W 18-inch Subwoofer, DSP-Enhanced Powered PA Speaker with 3-inch Voice Coil, Superior Bass, Easy Setup - Image 1](https://m.media-amazon.com/images/I/91TxtQhtBDL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Sound
*by N***A on 5 December 2025*

Sound is perfect

### ⭐⭐⭐⭐⭐ Great speakers great sound
*by I***E on 12 May 2024*

Great speakers for the price brilliant sound quality

### ⭐⭐⭐⭐⭐ Superb speaker
*by M***S on 9 August 2025*

These aren't light, but the sound quality is superb. I use with a guitar modelling pedal and these produce a far better sound than the FRFR speakers I've tried along with significantly more volume.

## Frequently Bought Together

- ALTO TX18S - 900W 18-inch Subwoofer, DSP-Enhanced Powered PA Speaker with 3-inch Voice Coil, Superior Bass, Easy Setup
- Amazon Basics XLR Male to Female Microphone Cable for Speaker or PA System, All Copper Conductors, 6MM PVC Jacket, 6 Foot, Black
- Amazon Basics Speaker Stand, Holds up to 99.2 lbs, Adjustable Height 52" to 73", Steel, Black

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**Shop now:** [https://www.desertcart.ph/products/689944757-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa-speaker](https://www.desertcart.ph/products/689944757-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa-speaker)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-02-03*