Foam windscreen for AKG Blue-Line CK91 to CK94 and C451 B microphones.Matching Products AKG C391 BSmall-diaphragm condenser microphone with linear frequency response for optimum recording quality in studio and live applications. AKG C451 BSmall-diaphragm condenser microphone for percussion, acoustic guitar and overhead pickup. The C451 B can be used live and in the studio. AKG CK91Cardioid microphone capsule for the AKG SE300 B feed/output module. The linear frequency response ensures optimum recording quality in studio and live use. AKG CK92Omnidirectional microphone capsule for the AKG SE300 B feed/output module. The capsule is especially suitable for reportage, choral and solo singing. AKG CK93Hypercardioid microphone capsule for the AKG SE300 B feed/output module. The linear frequency response ensures the best recording quality in studio and live use. AKG C451 B Stereo SetMicrophone set consisting of 2 matched AKG C451 B. This prevents frequency-dependent shifts in the panorama during stereo recordings.