Use the included USB-C cable to charge your headset. It takes about 2.5 hours to fully charge the headset. As your headset charges, the power LED blinks to show the battery status. When your headset is fully charged, the power LED changes from blinking green to solid green.
Table 1. Headset Charge Status

Power LED

Charge Status
Power LED shows solid green

Full Charge
Power LED blinks green

High
Power LED blinks yellow

Medium
Power LED blinks red

Low

1

Insert the USB-C cable into the USB-C charging port at the bottom of the left ear cup.

Cisco Headset 730 USB-C port
2

Plug the USB-A end of the cable into any powered USB port.