Polycom VVX410 Full User Manual page 16

To call from the Dialer:

Enter the number, and then pick up the handset, press a line key, press
Or

If you're already in handset, speakerphone, or headset mode, enter the number, and press Dial.
.
Service: 020 7503 3033 - email: horizon @ corporategroup.co.uk
, or press