Blue Blackout Spark SL Studio Condenser Recording Microphone Mic and Shock mount Box XLR connection integrates perfectly with USB audio interfaces and mixers Custom large-diaphragm cardioid condenser capsule for superbly detailed focused sound Blue Class-A JFET electronics deliver rich harmonic audio 100Hz low cut filter increases clarity reducing rumble from your room or desk. 20dB pad keeps your stream free of distortion when things get intense.