Focal Stellia Closed Back Headphones (Open Box) usb-c male It is proven to be

It is proven to be a much more mechanically reliable connection

German craftsmanship

The 300-ohm impedance of the HD 600 presents a unified backdrop that allows the nuances in your music collection to leap forward like you have never heard before

Very good ambient noise soundproofing

the IO-4 just keeps on going in the passive "Off" mode

Focal Stellia Closed Back Headphones (Open Box) usb-c male It is proven to beFocal Stellia Key Features at a Glance Reference closed back headphones for home and on the go use Exclusive full range speaker drivers with an M shape pure Beryllium dome (patent pending) Uncompromising tonal balance, reproduction of the tiniest sound details at both very high and very low frequencies Incredible dynamics within a pair of closed back headphones Excellent performance when connected to a portable audiophile player Very good ambient