Installation, Programming, Service, Owners & Users Manuals.
"Inter-Tel, Inc is the copyright owner of the Inter-Tel, Executone, and Isotec telephone system manuals and the Inter-Tel, Executone, and Isotec Trademarks. Inter-Tel, Inc. reserves all rights in its Trademarks and Copyrights. Quick Manuals is an autorized Inter-Tel Licensee. Reproduction and distribution is pursuant to a license agreement between Quick Manuals and Inter-Tel, Inc 2002."