ACDTMIC Caridoid Desktop Gooseneck Microphone 355mm NeckThe desktop allows directional pickup much closer to the sound source, reducing background noise and increasing clarity for the end user. This makes it an ideal default choice for counter loops, especially in noisy or reverberant environments. The ACDTMIC is a directional electret microphone. It is designed to be connected to unbalanced microphone inputs with bias powering such as those found on the Ampetronic ILD100 and CLD1 induction loop