QSC Co., Ltd. was founded nearly 50 years ago, and is the world's recognized leader in the design and manufacturing of professional audio/video system solutions. With power amplification, loudspeakers, digital signal processing (DSP) and digital mixer engineering resources all under one parking lot, QSC uniquely uses these technologies to deliver products and systems that far exceed the sum of their components -- for professional installation, portability, production and movie sound global customers. It provides a compelling solution.