F7641-BS Finish: Brushed Stainless Features: -Intercom patio.-Stylish metal design complements outdoor living areas.-Installs in standard double gang opening.-Trims with a standard 2 gang decorator wall plate.-Page, monitor, and do not disturb features.-Hands free answering of calls from main console.-Outdoor.-Can answer the door from any intercom station.-Listen in on children or elderly with the monitor function.-Mute button ensures privacy when needed.-High quality speaker gives a crisp. Color/Finish: -Weatherproof finish. Specifications: -Uses a single run of CAT5 wiring to each unit.-64 Step volume control.