Key features

2500W peak power output
High-efficiency Class D amplifier
Transducer: 18-inch driver with 3-inch high-temperature voice coil
(2) XLR+1/4-inch combo inputs + (2) balanced XLR line outputs
(2) XLR thru outputs for linking
User-selectable EQ tunings (Off, Live, DJ)
Phase Alignment selector switch (0°/90°/180°/270°)
Rugged, internally-braced front-ported MDF cabinet with integrated 36 mm pole socket
Mark-resistant splatter-spray finish always looks good, even with heavy use
Electronic clip, thermal and transducer overdrive protection
Designed and tuned in the USA

For professional musicians, DJs, and audio engineers, delivering powerful, clear bass is essential to creating an immersive sound experience. The Alto Professional TS18 S 18-Inch Powered Subwoofer is designed to meet this critical need, providing exceptional low-frequency performance that can transform any live event, studio, or venue. If you need deep, punchy bass that cuts through the mix without distortion, this subwoofer offers a reliable solution that elevates your sound to new levels.

Many subwoofers on the market promise power but fall short when it comes to clarity and consistency. The TS18 S stands out by combining 2500 watts of maximum output power with a robust 18-inch driver, delivering substantial bass impact that audiences can feel as well as hear. This means your low-end frequencies won’t get lost or muddy, even in large spaces or challenging acoustic environments. With a frequency response starting at 100 Hz, it focuses on the critical low frequencies that support and enhance the overall sound, providing that full, rich bass foundation your mix demands.

Connectivity is straightforward and professional-grade, featuring IEC power input technology that ensures a stable and secure connection to your audio setup. The stereo audio output mode allows for flexible integration with other speakers or audio systems, making it easy to expand or customize your sound rig. This subwoofer is designed for ease of use and compatibility with a wide range of equipment, so you can spend less time troubleshooting and more time performing.

Physically, the TS18 S is engineered to be both powerful and practical. While the 18-inch driver delivers big sound, the enclosure is designed to balance portability and durability, allowing it to be transported and set up quickly without compromising on sonic performance. Its dimensions are optimized to fit into professional stage setups or studio environments without overwhelming space. This makes it an excellent choice for touring professionals, mobile DJs, or permanent installations where space and sound quality are equally important.

This subwoofer is ideal in multiple scenarios—from live concerts and DJ performances to theater productions and high-end studio monitoring. If you are performing in a club, festival, or corporate event, the TS18 S provides the authoritative bass that commands attention and enhances the overall sonic experience. In studio settings, it helps producers and engineers accurately hear low-frequency content, ensuring mixes translate well across all playback systems.

Priced at ₹79,790, the Alto Professional TS18 S represents a significant value, especially when compared to its regular price of ₹151,980. This investment secures you a professional-grade subwoofer capable of delivering consistent, powerful bass that stands up to the demands of professional audio environments. When you choose the TS18 S, you are choosing reliability, superior sound quality, and a tool that will elevate your audio performance confidently in any setting.