The Shure KSM313 Ribbon Microphone is a professional-quality ribbon microphone ideal for capturing instruments or vocals. The microphone has a figure-8 polar pattern and a true dual-voice ribbon motor assembly, allowing you to choose the microphone's response. Choose between a warm, full sound for amps, or bright for vocals. The Shure KSM313 Ribbon Microphone is a professional-quality ribbon microphone ideal for recording instruments or vocals. The microphone has a figure-8 polar pattern and a true dual-voice tape motor assembly, allowing you to choose the response of the MIC. Choose between a warm, full sound for amps, or bright for vocals..PZA MORE SPECS