atcomsystems.ca/forum Forums TDM Business Telephone Systems Avaya - Lucent Telephones & Systems Wireless feature?

I'm in need of a remote extension across the railroad tracks and have no way to run a wire to the site. Would like to have a 2.4GHz wireless phone as an extension. Any ideas on how to do this? This extension does not require any features like on the BIS-10 or BIS-22. My system is a 820D.