Handmade by AudioRays, this desktop gadget visualizes sounds on a grid of 384 RGB LEDs. The AR-384X offers multiple animation modes, doubles as a clock, and lets you adjust colors, speed, and sensitivity. It has a built-in mic plus a 3.5mm line input, and doubles as a “Now Playing” record display. Measures 10″W x 4.25″H x 4″D and comes in custom colors, too.