Labtec 534 Microphone w/ Mute switch ( 980183-0914 ) Main Specifications Product Description Labtec Verse 534 - microphone Product Type Microphone Recommended Use PC multimedia Localization English Microphone Microphone - external Microphone Technology Electret condenser Microphone Operation Mode Mono Sensitivity -47 dBV/Pascal General Product Type Microphone Recommended Use PC multimedia - NOTE: THIS PRODUCT CANNOT BE SHIPPED TO MASSACHUSETTS OR DISTRICT OF COLUMBIA (WASHINGTON, D.C.) Additional Features Noise canceling circuit, mute button