The MCA SP2 Condenser Microphone is perfect for recording vocals and instruments into home recording devices. It is self-powered so that it will work with or without external phantom power. Just plug and play. The MCA SP2 is a 20mm-capsule condenser mic that delivers a silky, accurate sound. It has a gold-sputtered diaphragm, a cardioid pattern, a frequency range of 30Hz-20kHz, and a max SPL rating of 137dB. The SP2 Microphone comes to you from MCA complete with mic clip and battery.