Compatible with Bowers & Wilkins PX7 S2/S3, PX7, PX5, PX, Master & Dynamic MW65, MW60, MW50+, MH40, Parrot Zik Wireless, Zik3.0, Zik2.0, Plantronics BackBeat GO810, BackBeat GO605 BackBeat GO600, Sennheiser PXC550, Cloud MIX 2 case.
eBay