The Wirefree Intercom. Designed to save your voice by providing instant portable intercom service throughout your massive mansion. $149.95.
The Wireless Intercom requires no connection to wall power and acts as a two-way, digital, wireless voice communication system. With ultra-clear sound quality, this system is simple to set up, and features multi channels with unlimited unit expansion. Its “paging” function allows you to broadcast to all the stations in the location, and then speak to the responding station privately, with a secured link.