Avantone CK-6 Classic, Large-Diaphragm Condenser Microphone, FET circuitry, Directional characteristic: Cardioid, Frequency response: 35 - 20,000 Hz (+/- 3.5 dB), SPL (sound pressure level): 136 dB (<0.5% THD (total harmonic distortion)), Equivalent noise level: <17 dB, Switchable pad: -10 dB, Switchable high-pass filter switch: 80 Hz (6 dB/oct.), Requires phantom power: 48 V, Dimensions (L x W): 46 x 155 mm, Weight: 0.4 kg, Includes a microphone shock mount and a bag