Make an impact. No matter where you perform. The HK Audio PR:O 118 SUB D2 18" Active Subwoofer is the ultimate in tight responsive bass. With its custom-built LF driver youll get a powerful bass foundation with plenty of bottom end. This is live sound with more to offer. A true all-rounder. The PR:O 118 SUB D2 is suitable for a range of applications thanks to its stereo preamp built in crossover and corresponding outputs. Whether used as a standalone speaker half or full stack connection is easy. All filtering takes place inside the subwoofer so you can spend less time dialling your tone and more time showcasing your talent. Set up and pack down. All without breaking a sweat. The PR:O 118 SUB D2 is easy to mount thanks to the M20 receptacle giving you flexible positioning in any scenario. And when youre ready to hit the road transport with confidence thanks to the durable MDF enclosure. Live sound has never been this simple.