The Audio-Technica AT831B(S4) Uni Remote Mini Microphone is specially designed for professional recording, quality sound reinforcement, and other demanding sound pickup applications. You can wear it on your clothing or use it as an instrument-paired microphone, as required. The wide-range capability of the mic helps ensure accurate reproduction with speech clarity for presenters and speakers. Plus, its cardioid polar pattern offers a 120-degree angle of acceptance to improve the isolation of desired sound source. The AT831B(S4) mic is compact in size, which makes it perfect for applications where minimum visibility is needed. It requires a 1.5V AA battery or 11V-52V phantom power for operation. This Audio-Technica mic comes with a permanently attached 1.8 metres miniature cable for seamless connectivity. This microphone is supplied with a protective carrying case, a battery, a windscreen, an instrument adapter, a power module, and a clothing clip.