Audio-Technica AT4050/CM5 Condenser Microphone - USED USED Audio-Technica AT 4050/CM5 Condenser Microphone for sale! Transformerless capacitor Multiple Pattern Studio Microphone. This microphone comes with a shock mount. It is used but still in fully functioning condition. Normal wear for age. Has a... MSRP: Was: Now: $500.00 Add to Cart