--- product_id: 689944757 title: "ALTO TX18S 900W 18\" Powered PA Subwoofer" brand: "alto" price: "Β₯434140" currency: JPY in_stock: true category: "Alto" url: https://www.desertcart.jp/products/689944757-alto-tx18s-900w-18-powered-pa-subwoofer store_origin: JP region: Japan --- # 900W Power Output Portable with Handles & Casters DSP-Based EQ & Filters ALTO TX18S 900W 18" Powered PA Subwoofer **Brand:** alto **Price:** Β₯434140 **Availability:** βœ… In Stock ## Summary > 🎡 Own the Night with Thunderous Bass That Moves Your Crowd ## Quick Answers - **What is this?** ALTO TX18S 900W 18" Powered PA Subwoofer by alto - **How much does it cost?** Β₯434140 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/689944757-alto-tx18s-900w-18-powered-pa-subwoofer) ## 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 - β€’ **Built for the Road:** Rugged fiberboard cabinet with side handles and caster-ready design for effortless transport. - β€’ **Sonic Might Unleashed:** 900W Class-D amplifier powers deep, room-shaking bass that commands attention. - β€’ **Tailored Bass Precision:** DSP-based EQ with selectable Low Pass Filters (80/100/120Hz) for seamless speaker integration. - β€’ **Versatile Voicing Modes:** Switch between Music and Live settings to perfectly match any venue or event vibe. - β€’ **Plug-and-Play Powerhouse:** No sound engineer neededβ€”easy setup delivers professional-grade bass instantly. ## Overview The ALTO TX18S is a 900W powered PA subwoofer featuring an 18-inch high-output woofer and a 3-inch voice coil, driven by an ultra-efficient Class-D amplifier. Designed with DSP-based EQ and selectable low pass filters, it offers customizable bass performance for DJs and musicians in any large venue. Its rugged, portable design includes side handles and caster compatibility, making it ideal for professionals on the move. Engineered in the USA and built to last, the TX18S delivers deep, precise bass with easy plug-and-play setup. ## Description Buy ALTO TX18S 900W 18" Powered PA Subwoofer | DSP-Enhanced Performance, 3" Voice Coil, Deep Bass Delivery, and Easy Plug-and-Play Setup. Free delivery and returns on eligible orders. ## Features - Sonic Might for Your PA System - 900W subwoofer with 18" high-output woofer, 3" 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 100/120V; 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 | | Best Sellers Rank | 1,114 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 8 in PA-Systems 38 in PA Subwoofer | | Box Contents | TX18S | | Brand Name | ALTO | | Colour | Black | | Compatible Devices | DJ Mixer, Powered Speakers | | Connectivity Protocol | XLR | | Control Method | Touch | | Country of Origin | China | | Customer Reviews | 4.6 4.6 out of 5 stars (104) | | Enclosure Material | Wood | | Frequency Response | 100 Hz | | 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 | | 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 | | Product Features | DSP-based EQ, Selectable Voicing Modes, Portable Design | | Product Warranty | 12 months manufacturer | | Speaker Size | 18 Inches | | Speaker Type | Subwoofer | | 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 - **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 ![ALTO TX18S 900W 18" Powered PA Subwoofer - Image 1](https://m.media-amazon.com/images/I/91TxtQhtBDL.jpg) ## Available Options This product comes in different **Size Name, Style Name** options. ## 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 --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/689944757-alto-tx18s-900w-18-powered-pa-subwoofer](https://www.desertcart.jp/products/689944757-alto-tx18s-900w-18-powered-pa-subwoofer) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-23*