AKG C 451 B Stereo, Condenser Microphone Stereo Set, 2 x AKG C 451 B condenser microphones, The microphones differ in sensitivity and frequency response by less than 1 dB from each other, Polar pattern: cardioid, Nickel-plated, With switchable HP (75/150 Hz) and level attenuation (-10/-20 dB), CK 1 capsule, Ideal for overhead, hihat, percussion, acoustic guitar, Includes windscreen W90, clamp SA60 and metal case