Abstract: Disclosed is a broadcast lighting device capable of adjusting a color temperature. The light broadcast lighting device includes a plurality of straight-type LED lamps controlled through a control unit and connected to a front surface of a casing through a set of main sockets, respectively, and each straight-type LED lamp includes a frame having mounting parts provided on at least two surfaces thereof, a substrate connected to the mounting part of the frame and mounted thereon with LED chips having mutually different color temperatures, a Cover plate to cover at least a portion of the frame, and a unit socket having at least two terminals protruding for electrical connection of at least one substrate and supporting both end portions of the Cover plate, thereby realizing various color temperatures.