The Canon BU series PTZ camera bundles are built around broadcast-quality camera/lens high definition pan/tilt/zoom camera systems. With three 1/3-inch CCD 1.67MP sensors and 20x optical zoom lens, these BU series cameras are an ideal choice for wide range of high definition video applications. When used with the supplied adapter systems, the cameras can be used in conjunction with either the Vaddio ProductionVIEW HD-SDI switcher or precision camera controller. ProductionVIEW HD-SDI is seamless HD/SDSDI video switcher with built-in joystick and preset/iris/focus camera control. Precision camera controller is standalone joystick and preset camera controller that allows the user to adjust color, pedestal, gain and iris functions on the cameras that are connected.