These headphones were developed in 3 different colors and are fitted with 40mm PET sound transducers. They are available in black, black -white and black- red. Choose your favorite color and enjoy the ALL-ROUND SOUND of Performance 820 headphones. You will receive a 1.2m cable with your Performance 820. This cable is equipped with a microphone, remote control and a 3.5mm gold-plated jack. The bayonet connector means you can quickly change to a different cable of your choice. You can find more cables in the Ultras one shop under "Accessories". In addition, you will also receive a transport bag for storage. This entry-level model offers high-quality workmanship and its centerpiece is the patented S-Logic Plus technology. With its decent rally configured transducers, S-Logic Plus technology promises natural three-dimensionality and fatigue-free listening and working. Whether for small ears or large ones, Ultras one never fails to deliver when it comes to wear-comfort. The comfort aspect was a priority when the spacious inner cups of the Performance series were being constructed. After all, professionals and music aficionados alike do not want to be irritated by the fit of the headphones, but want to forget that they are on their head altogether. The headband is designed to conform perfectly to every individual head shape. The extremely comfortable velour ear pads - available as accessories - contain memory foam and will adjust themselves to fit your head shape perfectly. This means they are pleasant to wear while offering best possible insulation against external noise.