Acoustically optimized and in a new, appealing design, the third generation of the high-end T1 Dynamic High-End Tesla Headphones from Beyerdynamic is now here. This set contains Beyerdynamic T1 3rd Gen Dynamic High-End Tesla Headphones, a 3.5mm Connection Cable with a Three-Pole Stereo Jack Plug (3 m), a 3.5mm to 6.35mm Stereo Jack Adapter, a Hard Case and a Limited 2-Year Warranty.