New HD 599 se. They sound very similar to my HD 558. But sound slightly more refined and bass is more rounded. Will be perfect for my mixing session tonight. Using two

Is the Sennheiser HD 558 mod worth it?, Page 5

Sennheiser HD 558 vs Sennheiser HD 599: What is the difference?

Sennheiser HD 599 Open-backed Headphone Review and Comparison

PURE MAGIC! : Sennheiser HD 599 Headphone REVIEW

Pro Audio Catalog

Home Entertainment Buyers Guide - Autumn 2011 by The Gadget Group - Issuu

Sennheiser HD 599 Review

Sennheiser HD 599 Review

Open circum-aural (around-ear) design headphones.

Sennheiser HD 599 Wired Over Ear Headphones without Mic (Silver, Ivory)

Sennheiser HD 598 Over-Ear Headphone (Light Brown) : : Electronics