- Consisting of MXL 990 large diaphragm condenser microphone and MXL 991 small diaphragm condenser microphone - Frequency range: 30 Hz - 20 kHz - Sound pressure level: 130 dB max. SPL - Cardioid - Requires 48V phantom power - incl. microphone mount and transport case - Frequency range: 30Hz - 18kHz - Sound pressure level: 137 dB max. SPL - Cardioid - Requires 48V phantom power EUR 123.00 - See more - Buy online