IR204E is a popular 4–wire version of the IR203E. IR204E can be mounted to a single gang ‘gem’ box, or surface mounted directly to the finished wall using wall plugs.

Size: 6 7/8"H, 5"W, 2"D. Projects only 2" from mounting surface.

Controls: Individually replaceable Talk, Listen and Door Release buttons with self-wiping, plated contacts.