Amazon.com: GEEKRIA Boom Mic Headphones Cable Compatible with Sennheiser HD 599SE 598 560S, 2.5mm Jack Nylon Braided Replacement Cord with Boom Microphone and Volume/Mute Control for Gaming & Meeting (6 ft) :
Blue Dragon Cable for Sennheiser Headphones
Cable for Sennheiser HD598 HD558 HD518 HD 598 Headphones Cables Upgrade Replacement Cord with Mic Remote
Amazon.com: Geekria Audio Cable Compatible with Sennheiser HD 599 SE, HD 599, HD 598, HD 598 SE, HD598 CS, HD 598 SR, HD 560 S, HD 400 PRO, HD 579, HD 559
Amazon.com: HD598 Coiled Cable with Lock Connector Replacement 1/8" and 1/4" to 2.5mm Male AUX Extension Cords Compatible with SENNHEISER HD6 HD7 HD8 HD515 HD518 HD558 HD579 HD595 HD599 HD598 SE Headphones :