Sennheiser HD599 replacement audio cable with 3.5mm plug; 1.2m - 572274
Sennheiser HD599 Replacement Velour Earpads 1 pair - 572273
Sennheiser jack adapter 6.35mm to 3.5mm - 572267
Sennheiser replacement audio cable with 6.35mm plug; 3m - 572266