The Technical Pro ZXP15 is a 15" Raw Subwoofer. The ZXP15 can push out 3000 watts of peak power and magnet weighs in at 200 oz. Adding these to your speaker set up will cover all of your low end needs. Your sound will be a reinforced spectrum of professional audio. The frequency response of these raw subs are 25Hz-2kHz. If you are looking for a thunderous "boom" and need to push the low end of your music and achieve a professional sound, adding these to your design is a no brainer. The 15" raw driver can fit into any standard or custom box.Easily connect your system using the bare wire terminal inputs. If you are building a professional sound field in a club or studio a simple an effective design is what you want. Technical Pro"s ZXP15 raw subwoofer gives you exactly what you want. Professional studios and clubs demand professional parts and reliability. You can rely on the ZXP15 for all of your low end needs.Technical Pro"s ZXP15 has quickly risen to the top as the first choice for a professional raw subwoofer. Audio professionals need to know their gear will last in addition to providing a professional sound. The ZXP15 has a design that is built-to-last. It will remain as consistent as the first use and give you the lasting assurance you need from professional audio gear.