The EnGenius DuraFon PRO 4-line Industrial Cordless Telphone System is a long range, multi-base, multi-line telephone and 2-way radio communications system, providing users unparalleled mobility and flexibility. With sophisticated digital signal processing and high quality hardware designs, the DuraFon Pro provides long range communications in a wide variety of settings including multi-level office buildings, hotels and resorts, convention facilities, warehouses, farms, constructions sites, and other demanding business environments.