The red limited edition earphones tend to chase a higher price and have a different sound signature to the regular versions.
The SE535 Special Edition utilizes Triple High Definition MicroDrivers – a dedicated tweeter and dual woofers for incredibly spacious sound and rich bass. A newly tuned acoustic network delivers enhanced high frequency performance, while a distinctive red and gray color scheme offers an exclusive look. It is the choice for discerning professionals and audiophiles.
wow, that's expensive