A Pressure Zone Microphone ® for general-purpose use. Ideal for applications such as conferences, group discussions, interviews, broadcast, home video production, lectures, and recordings. The mic can be placed on a large surface such as a table, floor, wall, or lectern. The PZM-185 is powered either by an internal AAA 1.5V battery or 12-48 volt phantom power. The boundary “paddle” can be detached so the mic will fit in your pocket. Attached to the mic is an 8-foot (2.438-m) cable leading to a tubular power module.