Brand New/ Manufacturer Sealed Package- Monster iSport Intensity In-ear Headphones Intensity is Monster's top-of-the line in-ear headphone for working out. It's got all of Monster's patented sports technology that makes Monster the leader in sports headphones, with more models than any other manufacturer. Intensity wireless headphones feature unparalleled Pure Monster Sound, with 6+ hours of playback time for the most intense workouts. Use: Sports Connectivity: Wired Feature: With Microphone