Designed for the music enthusiast, this single micro balanced armature driver design is a perfect upgrade to unlock the potential for your music device. The W10 is a universal fit in-ear monitor that is tuned specially for listening to mastered, recorded music. Using the same advanced technology as found in Westone’s iconic ES Series, it delivers extraordinary detail. It is a great first-level option and a perfect upgrade from dynamic driver earphones to unlock the potential of your music device. Recommended for personal audio and video devices.