Audix M60 Hemi-Cardioid Condenser Boundary Microphone | Color: BlackThe M60 is a miniaturized condenser microphone with fully integrated electronics that is immune from RF interference typically caused by cell phones and GSM devices. The microphone features a cardioid pattern. A hemi cardioid polar pattern is produced when coupled with a flat surface such as a table, floor, wall, or podium. The striking design of the M60 brass housing is achieved through an intricate process utilizing a computer controlled machining