Blue Microphones 8 Ball Condenser Microphone Polar pattern: Cardioid^Class A discrete amplifier circuit^Wide range of applications  studio and live use ^Unique swivel mount for optimal positioning^Patented cutting-edge design and durable construction Polar pattern: Cardioid, Class A discrete amplifier circuit Cardioid Class A discrete amplifier circuit; Wide range of applications studio and live use Unique swivel mount for optimal positioning Patented cutting-edge design and durable construction Wide range of applications - studio and live use