AKG CM311 XLR, Head-Worn Vocal Microphone, Differoid noise-cancelling technology, For highest ambient noise rejection, Cardioid polar pattern Instrument microphone Dual voltage mains for use

Dual voltage mains for use anywhere in the world

the file format must be FAT16/FAT32

Channels 9-10 (stereo pair):

Excellent all-around vocal performance

AKG CM311 XLR, Head-Worn Vocal Microphone, Differoid noise-cancelling technology, For highest ambient noise rejection, Cardioid polar pattern Instrument microphone Dual voltage mains for useThe CM311 reference head worn condenser microphone is designed for touring and live sound applications. It sounds like the best handheld microphones full, clear and distortion free, even with the loudest singers. Differoid stands for differential cardioid, which cancels ambient noise from floor monitors, crowds and other sources. Controlled field tests show that the Differoid provides up to 12dB more gain before feedback than conventional cardioid