The Sontronics Mercury is a multi-award-winning variable-pattern valve microphone featuring an expandable range of polar patterns. The Sontronics Mercury is highly versatile and suited to a range of recording applications from vocals and solo instruments to percussion and orchestral ensembles. The selectable polar patterns feature a sweepable control knob allowing you to dial in measured amounts of each polar pattern for added versatility. The Mercury Valve Mic features a low self-noise design as well as a professional power supply with a premium-grade interference filter. The extended frequency range and selectable polar patterns result in exceptional sonic accuracy and audio fidelity ideal for capturing studio-grade recordings. The Mercury microphone also comes complete with a flight case power supply and shock mount.