Rockville RCM SR studio/recording condenser microphone mic w/ Samsung capacitors Rockville RCM SR studio/recording condenser microphone mic w/ Samsung capacitors. Best applications: home-studio, recording studio, broadcasting, podcasts, live performances, and much more!. Large diaphragm for smooth, natural sound and low noise. 25mm large cartridge - allows for bigger pickup area Two large capacitors: 2250v and 4716v. Large diaphragm - provides Smooth natural sound, and great bass, mids, & highs. High SPL handling and wide dynamic range. Cardioid polar pattern reduces pickup of sounds from sides and rear, reducing unwanted noise. Element: Fixed-charge back plate, permanently polarized condenser Microphone Body is made of special zinc metal material - prevents noise from shock and vibrations. Frequency response: 20Hz - 20 kHz. Open Circuit Sensitivity: -30dB 2dB (0dB = 1V/PA @ 1 kHz). Impedance: 100 ohms. Equivalent noise level: = 23 dB a (iec581-5). maximum Input Soun