High Quality Tube Condenser MIC Frequency Range: 20Hz-- 20kHz Sensitivity : 34+/-2 dB (0 dB=1V/Pa 1000Hz) Out Impedance: 250 Ohm Direction:Omni Cardioid ,Figure 8 Changed Through Power Equivalent Noise Level:</= 22dB ( A Weighted) Power Supply: Special Power Supply. Who Set Including Below Accessories 1,Tub Microphone Itself 2,Power Supply With Multi-pattern knob 3,Aluminum Carrying Case 4,Elastic Suspension 5,Wind Screen 6,Link Cables XLR 7 Pins 10m