The FireBall is a professional dynamic microphone specially designed for harmonica. It is well suited for both diatonic and chromatic instruments. Characterized with a cardioid pick-up pattern and a smooth, uniform frequency response of 50-15K, the FireBall will handle both live sound and studio applications. The microphone is clear, accurate, and capable of handling sound pressure levels in excess of of 140dB without distortion. In addition to harmonica, the FireBall can also be utilized for saxophone, brass, flute, and vocals. Specifications: Polar Pattern: Cardioid Frequency Response: 50Hz-16kHz Impedence: 150 ohms balanced mV/Pascal Sensitivity: 1.9mV Rejection Off-Axis: >23dB Max SPL: 140dB