TMC 800-EFM Feature Module For ET-4000, 4300, EV4500

TMC Feature Module For ET-4000, 4300, EV4500 Telephones

• External feature module
• Add music-on-hold, external paging, or a door intercom/opener to the Epic Series ET4000, ET4300

Note: Can be used to enable music on hold capabilities, external paging adapters, or a door intercom/opener.
One module needed per each door intercom or function (for example, if you need music on hold and two door openers, you would need three of these adapters).