Plantronics Calisto 620 User Guide - Page 7

Charge your Speakerphone Charge of a minimum of 30 minutes needed for complete setup. The speakerphone can be charged with a wall charger or with a USB cord and your PC. The power LED on the speakerphone will be solid red when charging and off when fully charged. A full charge with a wall charger will take approximately 1 ½ hours. NOTE Use only the provided Calisto 620 USB wall charger. Other Plantronics wall chargers will not work with the Calisto 620; however, the Calisto 620 charger can be used to charge other Plantronics devices requiring a micro USB power supply. Battery Charging Status A full charge with a USB cord and your PC will take approximately 2 ½ hours. NOTE To charge the speakerphone with the USB cable and PC, the PC must be on and in an active state (not standby). Turn speakerphone off when not in use to save battery power. Charging Level Battery Charging Battery Full Red LED 7