Professional headphones for office and leisure. Professional sound quality, sonic detail and fatigue-free hearing for work-focused tasks. Austrian Audio's High Excursion (Hi-X) technology delivers exceptional voice intelligibility on calls and crystal-clear sound. The PB17 shares the same technology as the prestigious Hi-X65, Hi-X55 and Hi-X50 professional headphones, delivering exceptional high-definition sound. Professional tool for office and business, equally suitable for general media, music and relaxation after work. Closed design prevents sounds from entering or leaving. Equipped with a high-quality boom microphone so that your interlocutor understands you as clearly as you do. To mute the microphone, simply turn it up. The PB17 folds up in the blink of an eye and stows away in the supplied carrying case. Powerful 44 mm Hi-X drivers, with dynamic and differentiated sound, as perfect for enjoying high-quality listening as for daily use in the office. Connection with the 1.4 m cable with 3.5 mm plug. USB adapter included. Quickly and easily removable and replaceable cable. Excellent finish, extraordinary sound quality for office and leisure and unbeatable value for money.