The Beyerdynamic MC 930 Condenser Microphone is a high-quality, universal condenser microphone features an exceptional price/performance ratio. Critical features of the MC930 are the wide frequency response of 40 - 20,000 Hz and a signal-to-noise ratio of 71 dB. The Beyerdynamic MC930 Condenser Microphone is suitable for miking choirs, orchestras and solo instruments. Due to the switchable pre-attenuation of 15 dB it provides excellent performance at high sound pressure levels. The switchable bass roll-off filter with 6 dB/Octave at 250 Hz compensates for proximity effects. The MC 930 is phantom powered (11 - 52 V) and is suitable for live applications and installations. The Beyerdynamic MC 930 Condenser Microphone main features include: Cardioid polar pattern Switchable pre-attenuation -15 dB Switchable bass roll-off filter at 250 Hz Phantom power 11 - 52 V consisting of 2 matched MC 930, 2 x EA 19/25 elastic suspensions, 2 x WS 53 wind screens and rugged plastic case