More on Amazon.com : http://www.amazon.com/gp/product/B0008JFJP4?tag=thefatkidin06-20 <br /> <br />Motorola SD4504?Wireless Camera/Intercom Module for SD4500 System Phones <br /> <br />24 GHz Digital provides great range and audio performance <br />Wireless remotely connect to system base <br />Does not interfere with wireless home networking <br />Hands-free intercom lets you communicate between rooms in your home <br />Camera is equipped with infrared capabilities for night vision