Boundary Microphone for Music and Speech Recording, XLR Connector, Phantom PoweredLIVIN' ON THE EDGE houses of worship, on-stage recording and broadcastingThe PZM30D high-performance hemispherical boundary layer microphone is a Pressure Zone Microphone designed for professional recording, sound reinforcement and broadcasting. The capsule is mounted in the "pressure zone", an area where direct sound and reflected sound are in phase, which provides a 6dB higher sensitivity.Two selectable frequency responses (flat/rising) provide greater flexibility in mic placement and sonic character. The rising position of the frequency switch adds brilliance and a crisp attack on percussion, drums, or piano. The PZM30D comes in a very rugged, low-profile, metal housing with detachable cable that makes it sturdy and reliable for heavy duty applications.Features: Hemispherical polar pattern for intelligible pickup of sound from any direction PZM (Pressure Zone Microphone) technology prevents sound coloration from surface reflections Switchable dual-frequency response for greater flexibility in mic placement and sonic character Rugged, low-profile housing withstands the rigors of the stage Detachable cable easy to install and service Specifications: Polar pattern: hemispherical Frequency range: 20 Hz to 20,000 Hz Sensitivity: 7 mV/Pa (-43 dBV) Max. SPL: 150 dB Signal/noise ratio: 74 dB (A-weighted) Impedance: 240 ohms Connector: 3-pin XLR Cable: None supplied; use 2-conductor shielded microphone cable. Finish: black Dimensions: 15.2 x 12.7 x 1.9 cm (6 x 5 x 0.75 in.) Net weight: 184 g (6.5 ounces) ROHS: OK