The Shure MX393 Low Profile Boundary Microphone includes a programmable membrane on/off switch, an on/off indicator LED, and a miniature, three pin connector, and detachable 12 ft. (3.7 m) cable. Attractively designed with a low profile, professional appearance, the MX393 microphone feature a choice of interchangeable condenser cartridges. The MX393 is the high-quality solution for a range of applications, such as altars, boardrooms and distance learning centers. Comes with an easy to use paint mask for your custom-color installations.