Alto Professional TS18S Powered Sub 18Inch 2500W Active Subwoofer BCT-MULTIEFFECTS All Hagstrom acoustic-electric models are

All Hagstrom acoustic-electric models are equipped with Fishman’s professional quality ISYS 301 Plus preamp and Sonicore transducer system

Or transform and twist them in real-time with the Audio plug-in

As you have probably noticed

circuit-level personalization with just a few mouse clicks

For over 30 years

Alto Professional TS18S Powered Sub 18Inch 2500W Active Subwoofer BCT-MULTIEFFECTS All Hagstrom acoustic-electric models areProduct Information Rock Solid Sound from the Bottom, Up The best performances need the best in sound reinforcement at all ends of the sonic spectrum. For tight, punchy low end look no further than the Alto Professional TS18S powered subwoofer. When added to your full range speaker setup, the TS18S subwoofer delivers powerful but controlled low end presence to your PA configuration for a full and complete listening experience for the modern public