Condition New 991 is a superior instrument microphone designed for recording acoustic guitar and drum overheads. Price is for 2 units (1 pair) Each with its mount, New, never used condition. Don't have the box Type Condenser microphone Max SPL for .5% THD 137 dB S/N Ratio 78 dB (Ref. 1Pa A-weighted) Equivalent noise 18dB(A weighted IEC 268-4) Impedance 110 ohms Sensitivity 15 mv/Pa Polar pattern Cardioid Frequency response 30Hz – 18kHz Power requirements Phantom power 48V (+- 4V) Current consumption <3.0mA Size and weight 22mm x 134mm 0.35 lbs Metal finish Champagn