Audix MicroHP Cardioid Condenser Instrument MicrophoneThe MicroHP is manufactured with a uniformly controlled cardioid polar pattern and provides excellent isolation and feedback control on stage. It offers a smooth and accurate response over a frequency range of 40 Hz 20 kHz. The MicroHP is a miniaturized condenser microphone known for its clarity, excellent transient response, resistance to feedback, SPL handling and ease of operation, is primarily aimed for miking drums and percussion instruments.