Lubitz Cardioid Condenser 680

"Uh, plus it's got a big honkin' sponge thing."

The "Lubitz Cardioid Condenser 680" is a microphone owned by Steven's dad, Greg.

Appearance & Features
It appears to be an ordinary microphone aside from its one distinguishing feature; a giant foam microphone cover. It also has the ability to light up whenever it is in use. According to Greg it features "warm tones without too much top-end."

Episode Appearances
"The Message" - Greg uses the Lubitz Cardioid Condenser 680 to aid him in his effort to decode the mysterious message left by the Wailing Stone.

Trivia

 * A "condenser" is one of the earliest types of microphones invented.
 * While the Crystal Gems were all initially skeptical of Greg's audio equipment, Amethyst took a liking to the microphone.