---
product_id: 689944757
title: "ALTO TX18S 900W 18-inch Subwoofer, DSP-Enhanced Powered PA Speaker with 3-inch Voice Coil, Superior Bass, Easy Setup"
brand: "alto"
price: "9817 Lei"
currency: RON
in_stock: true
reviews_count: 8
category: "Alto"
url: https://www.desertcart.ro/products/689944757-alto-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa
store_origin: RO
region: Romania
---

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

**Brand:** alto
**Price:** 9817 Lei
**Availability:** ✅ In Stock

## Summary

> 🎵 Own the bass, own the room — ALTO TX18S brings the thunder!

## Quick Answers

- **What is this?** ALTO 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?** 9817 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/689944757-alto-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa)

## 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

- • **Built to Endure:** Rugged fiberboard cabinet with metal grille and overload protection ensures your subwoofer withstands the road and the rave.
- • **Thunderous 900W Bass:** Feel the power of an 18-inch woofer driven by a robust 900W Class-D amplifier that commands any venue.
- • **Precision DSP Control:** Tailor your sound with selectable low-pass filters and DSP-based EQ for flawless integration and crystal-clear bass.
- • **Effortless Portability:** Move your sound with ease thanks to ergonomic side handles and caster-ready design—ready for every gig.
- • **Versatile Performance Modes:** Switch between Music and Live voicing modes to perfectly match your event’s vibe, from clubs to houses of worship.

## Overview

The ALTO TX18S is a professional-grade 900W powered subwoofer featuring an 18-inch woofer and 3-inch voice coil, enhanced by DSP-based EQ and selectable low-pass filters. Designed for DJs, musicians, and live events, it delivers deep, precise bass with easy setup and portability, housed in a durable, road-ready cabinet.

## 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 |
| Antenna Location | For professional audio setups, DJ equipment, PA systems |
| Audio Driver Size | 18 Inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Audio output mode | Stereo |
| Best Sellers Rank | 2,592 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 13 in PA-Systems 15 in PA Subwoofer |
| Box Contents | TX18S |
| Brand | ALTO |
| Brand Name | ALTO |
| Colour | Black |
| Compatible Devices | DJ Mixer, Powered Speakers |
| Connectivity Protocol | XLR |
| Connectivity technology | XLR |
| Control Method | Touch |
| Country of Origin | China |
| Customer Reviews | 4.4 out of 5 stars 1,004 Reviews |
| Enclosure Material | Wood |
| Frequency Response | 100 Hz |
| Frequency response | 100 Hz |
| Input Voltage | 120 Volts |
| Input voltage | 120 Volts |
| Is Waterproof | False |
| Item Dimensions D x W x H | 58.5D x 58.5W x 58.5H centimetres |
| Item Weight | 37.6 Kilograms |
| Item height | 23 inches |
| Manufacturer | inMusic Europe Limited |
| Maximum Speaker Output Power (in watts) | 900 Watts |
| Model Name | TX18S |
| Model Number | TX18S |
| Mounting Type | Floor Standing |
| Network Connectivity Technology | XLR |
| Number of Audio Channels | 1.0 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Product Features | DSP based EQ, selectable low-pass filter, portable, durable |
| Product Warranty | 12 months manufacturer |
| Speaker Size | 18 Inches |
| Speaker Type | Subwoofer |
| Speaker maximum output power | 900 Watts |
| Specific Uses For Product | Live performances, Events, Public spaces |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Speaker Diameter | 18 Inches |
| UPC | 816311012355 |
| Unit Count | 1.0 Count |
| Warranty Type | Limited |
| Wireless Technology Type | No Wireless Communication Technology |
| Woofer Driver Diameter | 18 Inches |

## Product Details

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

## Images

![ALTO 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)

## Available Options

This product comes in different **Size, Style** options.

## 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
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- 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.ro/products/689944757-alto-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa](https://www.desertcart.ro/products/689944757-alto-tx18s-900w-18-inch-subwoofer-dsp-enhanced-powered-pa)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-01-25*