AKG K452 High-Performance On-Ear Headset with One Button In-Line Mic and Controls (White) One Button inline remote control and microphone for push-button, multi-device connectivity Heritage of award-winning, studio-quality AKG sound Unique 3D Axis folding function enables headphones to fit flat in their premium case for convenient portability Lightweight, super-soft ear pads conducive to long-term listening pleasure Driver - 40 mm