CONNECTS DVDS, DVRS, VIDEO GAMES, CAMCORDERS & OTHER A/V EQUIPMENT WITH RCA-TYPE OUTPUTS TO TVS EQUIPPED WITH AN F-TYPE INPUT; CONNECTS KARAOKE MACHINES TO TVS WITH ONLY AN F-JACK INPUT ; AUTOMATIC BUILT-IN SWITCH ELIMINATES MANUALLY ;CHANGING BETWEEN DEVICE & CABLE/ANTENNA ; CHANNEL 3 OR 4 SELECTABLE OUTPUT; CAN BE POSITIONED HORIZONTALLY ;OR VERTICALLY WITH INCLUDED STAND ; UL LISTED & FCC APPROVED;