Sony's sleek ECM-DM5P Electret Condenser Microphone is a uni-directional microphone that captures clear sound while reducing surrounding noise and extraneous background noise. Therefore, it only records the sound you need. Its adjustable angles allow you to target the source of sound, making it ideal for use in all types of office meetings. Also featuring plug-in power operation, relative size to match your IC recorder, and a gold-plated plug for maximum conductivity this microphone is the perfect choice.