RTS KP-DKP panel control upgrade licens för 4000- och 5000-serierna

Control upgrade package to enable additional control feature and functions as follow: edit, clone and save local keypanel settings via AZ-edit, keypanel Supervisor mode, real time speaker, headsets, Aux and partyline volume control via AZ-edit, download customized chime and/or screensaver. Only applicable for KPseries 4000 & 5000 series