The CT-HDVD-4X14K-SW 4x1 High-Definition Switcher from CableTronix can be used for managing multiple audio and video sources. It provides three inputs for direct connection of HDMI devices. This switch features additional VGA and audio inputs. Analog audio inputs can be embedded in a HDMI signal, and a pair of RCA outputs enable extraction of audio for direct connection to amplifiers. You can also select your desired HDMI source for display on a HDTV. In addition, the switcher is suitable for use in digital entertainment centers, control centers, conference rooms, schools, and corporate training environments.