Monster's heritage is deeply rooted in music, and for years, the Prolink series has been direct connection to the artists, producers, and engineers that make the music we listen to. Professionals know that microphone signals are the most sensitive and delicate audio connections. Even the slightest pickup of hum, static, RF, or electromagnetic interference can cause trouble. But with Monster Performer 600 mic cables, you'll get clean, superb vocal and instrument sound. These cables have been engineered using advanced technologies and tested to provide long-term use.