Audio-Technica AT2020 Cardioid Condenser Microphone (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty The price/performance standard in side-address studio condenser microphone technology Ideal for project/home-studio applications, High SPL handling and wide dynamic range provide unmatched versatility Custom-engineered low-mass diaphragm provides extended frequency response and superior transient response Cardioid polar pattern reduces pickup of sounds from the sides and rear, improving isolation of desired sound source