The output looks like a tiny, square - shaped door, often outlined in bright red light (or fitted with a rubber cap such as the one shown above). (digitaltrends.com)
Hidden away in the left earcup like some sort of skulking assassin waiting to slay the ears of others with your hideous voice is the retractable microphone which features an annoyingly bright red light on the tip that turns on when the mic is muted. (wolfsgamingblog.com)
Heated by lamps projecting bright red light, sixteen edible drawings are installed in the museum's basement floor like recently discovered specimens in a science experiment, literally transforming the exhibition space into a quirky laboratory. (brooklynrail.org)