The Pioneer DJ XPRS1182ST active subwoofer is the biggest XPRS2 Series sub, so you're getting a meaty 18 inch woofer backed up by 4,000 Watts of power, all neatly packed away in a robust and gig-proof yet smoothly mobile cabinet. This model has been set up to serve as a solid team mate for XPRS2 full-range speakers, so it boasts exactly the same level of performance, flexibility and reliability. Low frequencies are reproduced with breathtaking detail, supporting any fixed or mobile installation, whether it's in a club or live venue. Versatile XPRSion Every XPRS2 Series speaker is the result of decades spent amassing expertise and developing new technologies, so it's little wonder that these models boast incredible sound quality, a full dynamic range and an uber-durable, gig-proof construction. To keep things as flexible as possible and accommodate a full spectrum of applications, users can select one of four DSP modes: Boost, Extended LF and Normal. This first-rate sub essentially blends the power of a fixed installation with the manageability of a more portable and lightweight unit.