Poly Voyager Surround 85 UC USB-C Headset with Charging Stand (8G7T8AA) - Connectivity: USB Type-A, Bluetooth, 3.5mm Audio, USB Type-C, Charge Time: 1 hour, Charging Plug: USB Type-C to USB Type-C, Battery Life: Up to 47 hours, Battery Type: Rechargeable Li-ion, Wireless Range: Up to 30m, Bluetooth Version: 5.3, Button User Controls