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 I would like to replace a DuraFon PRO handset, but there is no “clear HS” option. Is the DuraFon-UHF compatible with RoIP systems? Low overhead paging volume behind a Mitel 5000. Durafon UHF FAQ DuraFon Best Practices Comments 0 comments Please sign in to leave a comment.