AKG C1000s MKIV, Condenser Microphone, Cardioid/ hyper cardioid (changeable with PPC), Operates with 48V phantom power or 2x 1.5 V AA battery, Switch with battery LED, Plug on HF shelf with PB-1000, Frequency range: 50 Hz - 20 kHz, Electric impedance: 200 Ohm, Sensitivity: 6 mV/ Pa (-44 dBV), Max. SPL: 137 dB