Sennheiser HD 650 Over-Ear Open-Back Headphones true wireless The DT 990 Edition and

The DT 990 Edition and the DT 990 PRO (in the 250 Ohm version) sound identical

5 mm Neutrik stereo jack

internal patent-pending apex™ technology vents air pressure from the ear canal for fatigue-free listening

Driver gold-plated titanium compound (GTC) driver

CC (ion plating finish)

Sennheiser HD 650 Over-Ear Open-Back Headphones true wireless The DT 990 Edition andWhen the music matters the most The HD 650 reproduces the subtle details in your music with the same confidence as the highlights. Hi fidelity sound Open back design 42mm transducers Luxurious comfort Detachable cable The (high) definition of smooth Expertly balanced acoustics, luxurious construction and timeless design. The HD 650 has all of the perks of a high performance sports car and none of the quirks. This open back headphone is beloved by