Auribus Acoustics Sierra Aluminum Open-Back Headphones professional and high-performing headphone amp makes

and high-performing headphone amp makes the ideal companion to the brand's sublime headphones

User selectable two or three tubes operation

The Magnetic Switch allows you to switch between two different sound profiles

There is a high degree of freedom in molding the resin into the same shape as the cast

22mm-thick

Auribus Acoustics Sierra Aluminum Open-Back Headphones professional and high-performing headphone amp makesSierra Aluminum Sierra Aluminum is a Luxury take on the Sierra Reference commemorating the 5th year anniversary of the original Auribus project. This is our best headphone yet, now with a warmer, more refined tuning paired with a premium Solid Aluminum cup and headband. The advanced SLM Metal 3D Printing and polishing process create a unique raw finish unlike any other headphones, all while keeping weight to a minimum. Please note, a powerful