Sennheiser 561035 6.3mm Female to 3.5mm Stereo Phone Plug Adapter Cable
Threaded Headphone Adapter
Studio Headphone - NDH 30
Shure HPAQA1 1/4 inch TRS Male to Threaded 3.5mm TRS Female Stereo Headphone Adapter
Sennheiser Accessories
Sennheiser HD600 Series spiral Twin Headphone Cable Balanced or Single Ended HD660 S2 / HD600 / HD650 / HD660 / HD58X / HD6XX
Sennheiser HD 560S Wired Open Aire Over-the-Ear Audiophile Headphones Black HD 560S - Best Buy
Genuine SENNHEISER Cable Adapter Female 1/4 (6.3mm) to Male 1/8 (3.5mm) mini plug. (The adapter is un-marked but made by Sennheiser). The adapter
Sennheiser Genuine Adapter Cable Female 1/4 6.3mm to Male 1/8 3.5mm Plug for Headphones
Headphone attenuation adapter