QSC Amplifiers have been a staple in sound reinforcement systems for decades do to their reliable construction and crystal clear audio quality. QSC has also become known for their impeccable Powered PA Speakers. The K Series Powered PA Speakers feature 1000 watts of power housed in a lightweight and rugged ABS enclosure. The KW Series of Powered PA Speakers from QSC is the big brother to the K Series offering slightly larger Birch cabinets for an extended frequency response. See for yourself why QSC speakers and amplifiers have become leaders in their class.