Blue Microphones - Snowball (Brushed Aluminum) Microphone Frequency Response: 40Hz-18kHz Specification: Transducer Type: Condenser, Pressure Gradient With USB digital output Polar Patterns: Cardioid or Omnidirectional Sample/word Rate: 44.1kHz / 16 bit Weight: 1.02 lbs. System Requirements Windows Windows Vista, 7, 8 (or newer) USB 1.1 / 2.0 (or newer) 64 MB RAM (or better) Macintosh Mac OSX (10.4.11 or higher) USB 1.1 / 2.0 64 MB RAM (minimum)