Kaotica is designed to enhance the recording quality of microphones, whether used for vocals or instruments. The different models of Kaotica accommodate a wide variety of microphones that are each used for distinct recording purposes. While Kaotica is commonly used for vocal recordings, it can also be highly effective for recording musical instruments when paired with the right microphone. It's always crucial to choose the correct Kaotica model to match your specific microphone to ensure optimal performance.