This compact control box allows selection of two input sources into a single auxiliary or tape input. Single push button switch selects source "A" or "B". Ideal when connecting audio devices such as CD players, VCRs, laser disk players and satellite receivers to home stereo equipment. Output connection is made via attached 5' lead, terminated with male RCA type connectors, color coded red and white. Input connections are RCA type female. Rugged metal enclosure is black in color, dimensions: 3" (W)x 1" (H) x 3" (D) including switch and connections.