This is a small-diaphragm condenser microphone that utilizes transformer-less FET circuitry and a 20mm gold diaphragm capsule design. It features -10dB switchable attenuation, selectable low-frequency roll-off, and an interchangeable omnidirectional capsule, making the the 604 perfect for acoustic guitar, ambient and overhead drum miking. The 604 exhibits low-noise characteristics with a wide dynamic range. Includes a deluxe wooden storage case, mounting clip and foam windscreen. 20mm gold cardiod and omni-directional capsules. Requires phantom power.10dB pad w/switch Selectable low-frequency roll-off filter 20mm gold cardiod and omni-directional capsules Wired with Mogami cable