Which EnGenius phone systems does the DuraFon-UHF handset work with? EnGenius Updated January 31, 2017 20:49 Follow DuraFon-UHF handset is only compatible with the DuraFon-PRO base station/system. Related articles Is the DuraFon-UHF compatible with RoIP systems? Can I change the frequency of my DurafonPRO system? EnGenius Advisory on the WPA2 KRACK vulnerability How can I find out what frequencies my existing two-way radios are using? (Durafon-UHF) Can the Durafon-UHF be programmed to operate on frequencies between 450-470 MHz? Comments 0 comments Please sign in to leave a comment.