Sony's FV-420 Unidirectional Natural Sound Vocal Microphone is highly suitable for professional vocalists with wide dynamic range and superior voice projection. It provides wide, clear, natural sound reproduction without coloration for highest sound purity. Cannon connector is a professional standard that provides durable and reliable connections and known for quality among professional musicians. High power alnico magnet helps achieve powerful sound reproduction. OFC wire for enriched sound reproduction assures durability and reliability. Gold plated plug for superior connection allows for maximum conductivity and minimum noise. Built-in on/off switch allows the user to instantly turn the unit off, using the same hand that holds the mic.