Hearos StudioPhonic Gold 20 Earphones by Etymotic Research

Hearos StudioPhonic Gold 20 Earphones use advanced microtechnology with soft and their noise-reducing ear tips let you become one with the music in a whole new way. They deliver accuracy and power you've never experienced before. StudioPhonic Earphones use the physics of your ear canal to create amazing fidelity while the ear tips eliminate up to 20 decibels of distracting external noise.