Mackie SRM1550 1200w Powered 15" Subwoofer Sub+Digital Crossover+Headphones+Pole Package: Mackie SRM1550 1200W, 15" Active Subwoofer With More Power and Portability + Audio Technica ATH-M50X Over Ear Professional Studio Monitor Collapsible Headphones With Exceptional Clarity and Sound Isolation + Rockville RSP36 36" Subwoofer Mounting Pole For Connecting A PA Speaker to A Subwoofer With An Incredible 200 LB Load Capacity! Mackie SRM1550 1200W 15" Powered Active Subwoofer. Same cosmetic design as the renowned SRM450. Stereo XLR inputs plus stereo XLR full-range and high-pass outputs. Integrated digital crossover with variable control and presets for Mackie SRM350 and SRM450 loudspeakers. Smart Protect DSP kicks in to protect your investment when things get pushed a little too hard. Built-in cup for easily pole-mounting full-range loudspeakers. Audio Technica ATH-M50X Over Ear Professional Studio Monitor Collapsible Headphones . Advanced build quality and engineering. Critically acclaimed sonic performance praised by top audio engineers and pro audio reviewers. Proprietary 45 mm large-aperture drivers with rare earth magnets and copper-clad aluminum wire voice coils. Exceptional clarity throughout an extended frequency range, with deep, accurate bass response. Circumaural design contours around the ears for excellent sound isolation in loud environments. 90 swiveling earcups for easy, one-ear monitoring. Professional-grade earpad and headband material delivers more durability and comfort. Collapsible for space-saving portability. Detachable cables (includes 1.2 m - 3.0 m coiled cable, 3.0 m straight cable and 1.2 m straight cable). Top choice for studio tracking and mixing, as well as DJ monitoring and personal listening. Rockville RSP36 36 Mounting Pole from Subwoofer to PA Speaker . 200 Lb Load Capacity. 36" Mounting Pole.