WORLD'S FIRST The first application of electrostatic technology for sound isolating earphones with a single MicroDriver (patented). The design features a virtually weightless, massless diaphragm, surrounded by an electrostatic field generated by back plates that manage charge oscillation.

Extreme Source Audio Correlation Unbeatable audio clarity and precision detail with the fastest and most accurate transient response in the market.

Ultimate Listening Electrostatic technology is typically found in large stereo speaker systems. Now with our miniature driver and simplistic, lightweight design, every detail down to the ergonomic shape to minimize ear fatigue. The KSE1500 is truly crafted for the greatest user experience and portability.