Dynamic Vocal Microphone. Cardioid Pickup Pattern. Internal Shock Mount Reduces Handling Noise. 3 Pin XLR Connection. On/Off SwitchPickup Pattern: Cardioid Response: 50Hz-16kHz Sensitivity: -75db Impedance: 600 Ohms Weight: 345g. The JTS TX-8 dynamic vocal microphone delivers superb performance at a modest cost. The tight cardioid pattern provides excellent off-axis rejection minimizing feedback and undesired background stage noise. The internal shock mount greatly reduces handling noise when used in a handheld application. There is an on/off switch on the microphone body.. mic-vocal mic-vocal microphone