Portable electret condenser microphone with dual capsules positioned in a 90-degree X/Y pattern for capturing realistic stereo sound. Designed for use with portable recorders, video cameras and video-enabled DSLR cameras. The sensitive electret condenser capsules are positioned in a 90 degree X/Y pattern to capture a realistic stereo image whether you are recording a live concert performance or audio on a movie set. The microphone can be powered by either an LR44 battery or 2.5V mic bias provided from the recording device. It has a removable 1/8" TRS cable, on off switch to extend battery life when the microphone is not in use, and a durable metal housing.