SE Electronics T1 Stereo-Set; Large diaphragm condenser microphone pair; equency response: 20Hz-20KHz; Sensitivity: 25 mV / Pa (-32 dBV); Polar pattern: Cardioid; Equivalent noise level: 9 dB(A); Max SPL at 0. 5% THD: 137 / 147 / 157 dB SPL (0/10/20 dB pad); Low-cut filter: switchable at 40 / 80 Hz (6 dB/oct); requires 48V phantom power; incl. SH21 shock-mount, Stereo mounting bar and case; dimensions: 58 x 29 x 146 mm; weight: 0.28 kg