EnGenius products are designed for the small to midsize business market, providing long - range wireless communications solutions in demanding business environments. Imagine broadcasting from handset to handset in a warehouse up to 250,000 square feet or on a school campus. What if a farmer could communicate with his farm hands over 3,000 acres of land. Think of the possibilities of increased profits and productivity if store associates and managers could take phone calls while doing store inventory. EnGenius products bring these visions to life. With its durability, ease of use and long range capabilities, the DuraFon is the reliable and affordable solution for your communication needs.