V-MOTA Earpads Compatible with JBL Quantum ONE Bluetooth Wireless Over-Ear Gaming Headphones,Replacement Ear Cushions/Ear Cups Repair Parts (Quantum ONE)
Geekria UltraShell Headphones Case Compatible with JBL Quantum 400, Quantum 600, Quantum 800, Quantum One Case, Replacement Hard Shell Travel Carrying Bag with Accessories Storage (Grey)