UR9-HEADSET-ADAPTER - USB-C to RJ9 adapter enables the use of a wired RJ9 telephone handset or headset with a Type-C device for calls and videoconferences - Extend the life of existing landline hardware; Compatible with laptop or desktop computer and mobile device - Plug-and-play on Windows/macOS/Android/iOS/iPadOS - Compatible with Sennheiser/EPOS UI760 and Plantronics/Poly Vista M22 headset/phone amplifiers - 6ft (1.8m) cable allows flexible routing and freedom of movement during calls or videoconferences

StarTech.com