MACKIE SRM 1801 | ACTIVE SUBWOOFER

The Mackie SRM1801 18" Powered Subwoofer delivers powerful, chest-thumping lows, perfect for your SRM450v2 PA system. The SRM1801 has a ported bass reflex design that produces tight low end. Features : • 1000W of ultra-efficient Class-D Fast Recovery™ amplification • Mackie Active electronics provide total system optimization * Precision crossover ( 125Hz) * Tuning filters for accurate bass response • 18-inch woofer delivers superior output and low-frequency extension ( aka Thump) • Dual XLR inputs for mono or stereo applications • Stereo high-pass and full range outputs • User-adjustable level and polarity controls • Individual power, signal, OL, and thermal protect indicators • Pole receptacle for mounting full-range loudspeakers • Solid plywood enclosure with high-durability, textured black paint • Extremely lightweight and portable ( 73 lbs / 33.1 kg)