Plantronics/Poly Sync 40+, Teams, including Sync40 and BT600 Bluetooth Adapter, Touch user controls, Status Light, Multi Mics Array, Full-Duplex Audio

This is Teams certified version, also works with other major programs.
This version includes BT600 dongle (USB-A), but also has USB-A/USB-C Cable
Can wirelessly pair 2 units together to expend meeting spcaes if needed (optional)