Amazon.com: NewFantasia Replacement Audio Cable Compatible with Sennheiser Game ONE, Game Zero, PC 373D, PC 37X, GSP 350, GSP 500, GSP 600 Gaming Headsets 1.2m/4ft : Video Games
Replacement Cable for Sennheiser- GAME ZERO PC 373D GSP350 | eBay
Sennheiser PC 373D 7.1 Surround Sound Gaming Headset | eBay