Shure: CVG18S‐B/C Millionhead (Microphone for 8 inches long microphone

CVG12/18 Gooseneck Cardioid Microphone Provides Elite Performance with A 45.7 CM Cable and Inline Preampplifier for use in Installed Sound Reinforcement or AV Conference. It Features Commshield RF Filtering To Stop Wireless Device Interference.Featurescardioid Polar Pattern with Tailored Response for SpeechDual-Section Gooseneck Enables Ease of Plementing Optings Option ECK Lengthsblack ColorinCluded Flange Mount and Available Snap-Fit Windscreens (ACVG4WS- B- 4 Pack) Available in Three Configurations*- with Mute Switch/LED, INLINE Preamp (CVG18S) Community Immunity-GUARDS AGAINTED RF Interference from Portable Wires Device Sistance to Intense Nearby Radio Signalssuperior Shure Design and RugGed, Depenable ConstructionSpeCificationScartridge Type: Electret Condenserfrequency Response: 70–16000 Hzpolar Pattern: Cardioidoutput IMDANCE: 180 ωsensitivity, Uit Voltage): --33 DBV/PA [1] (22 MV) Maximum SPL (1 KHz at 1% THD): 120 DB SPLSIGNAL TO Noise Ratio (Referenced at 94 DB SPL): 67 DBDYNAMIC RANGE: 93 DBSELF NOISE (Equivalent SPL, A-Weeighted, Typal: 27 DBS Rejection ):> 45 DB Preampplifier Output Cliping Level (1% THD): −7 DBVPOLARITITITITITITITIND: Positive Pressure on Diaphragm Product Positive Voltage on PIN 2 WITH Respect to Pin 3POWER Requirement: 2.0 MAENVINVINT Rements: Operating Temperature Range: -18 ° C to 57 ° C (0 ° F to 135 ° F) / Relative Humidity: 0 to 95%