Presentation Switchers, Inc. (PS) is a US-based AV manufacturer located just south of Spokane, Washington USA. Started by industry veterans, the company has chosen to swim against the tide of "everyone doing everything" and focus on their expertise in developing and producing presentation switching products. Their flagship product line, Series 500, embodies the spirit of the team by becoming the first in the industry to release a modular digital presentation switcher. PS sells its products through authorized resellers in the United States and Canada and through distributors outside North America. Most products are designed, developed, manufactured, assembled, and tested within the United States.