TekTone IR-204E 4-Wire

The stations are equipped with momentary-action push buttons for talk, listen and door operation. The attractive flame-retardant ABS plastic faceplates are surface mounted, and blend with any setting. The advanced circuitry and versatility permit use in large or small buildings, with one or several entrances. Wiring is just 2 common and 1 selective wires for the IR203E station; 3 common and 1 selective wires for the IR204E station; and 4 common and 1 selective wires for the IR205E station. Connections are screw terminals. A wide variety of optional accessories is available to provide additional functions, such as multiple entrance operation and post office door release. Specifications Dimensions: Height: 6.875" (175 mm) Width: 5" (127 mm) Depth: 1.25" (32 mm) Finish: Flame-retardant ABS plastic. Controls: Individually replaceable push buttons with self-wiping contacts. Identified for talk, listen and door functions. Speaker/Mic: 2.5" (62.5 mm) with voice response. Also used for electronic tone signal. Connection: Screw terminals standard. Housings: IH103 mounting plate, single-gang ring, or single-gang electrical box. Required Components AM/CM Series Entrance Panels PK543A Amplifier SS-series Transformers