With powerful 40mm drivers and exceptional acoustics, Hesh Evo features audio quality that has been refined over four generations or constant improvement. The clear, rich sound rivals the most expensive headphones out there-at a price that's surprisingly affordable. Hesh Evo is the unrivaled everyday headphone for people who want to keep it simple. Along with outstanding sound, they're engineered with just the right amount of added features to make your life a little easier. Hesh Evo features built-in Tile finding technology. If you ever misplace your headphones, you can easily ring them from the Tile app.