Work on your broadcast, podcast, or livestream without interruption with this LED ON AIR Lighted Sign from American Recorder. Family, friends, and coworkers will clearly see that you're not to be disturbed with this 9 x 5.5" sign that utilizes 20 bright-white high-efficiency LEDs to illuminate an ON AIR sign in blue. The ON AIR text is large, bold, and easy to read from a distance, and is accompanied by a broadcast antenna graphic. The 20 LEDs are evenly spaced to eliminate hot spots and faded edges, for a clean and professional appearance. The sign comes with wall mounting hardware and is conveniently powered via an included AC adapter and a lengthy 25' extension cable.