Full-Range Stereo Sound for High-Impact PerformancesThe KC-990 offers full-range stereo sound reproduction with 320 watts of power (160 watts x 2), two newly designed 12-inch speakers, and two custom horn tweeters. This allows the KC-990 to accurately reproduce the wide frequency range of 88-note stage pianos, organs, and synthesizers, as well as rhythm machines and other electronic instruments. Onboard Mixing for Big Rigs and Full GroupsRoland's most powerful KC amp is a complete stereo sound s