Sennheiser HD 400 Pro Reference Headphones shotgun a circular aperture unit and

a circular aperture unit and no less than 8 lens elements in 7 groups including on ED and one HR lens element

One large-diameter

This robust locking mechanism blocks or unblocks each leg section so they can be opened in a single movement

The viewfinder has a 70 degree swivel range and comes with 4 different types of eyecups for both left and right eyes

The lens' Power O

Sennheiser HD 400 Pro Reference Headphones shotgun a circular aperture unit andWhen working at home or in the studio, you need your mix to sound as it does when your listeners hear it. The Sennheiser HD 400 PRO open back studio headphones provide a natural and accurate listening experience for fine tuning your signature sound. Its lightweight design and velour earpads provide the comfort you need during long sessions. In addition, open ear cups and angled transducers allow for a wide and transparent soundstage, making the HD 400