VocoPro  MARK-CV1 Professional Vocal Microphone There is no longer a need to settle for less than best when it comes to how well you sound. Pick up a Mark-CV1 Professional Condenser Microphone now and show them how a star is born! Microphone Type: Dynamic Frequency Response: 50Hz - 18kHz Polar Pattern: Cardioid Sensitivity: -45 dB +-3dB Impedance: 1500 at 30% On/Off Switch: Yes