Avaya Partner Door Phone

Features: Connects directly to extension port. Push Button to ring Door Phone Extension telephones. 2 way hands free voice communication. Adjustable call timer duration (15 sec. to 2 minutes). Adjustable microphone and speaker volume. Selectable Auto Answer feature allows remote audio monitoring (silent monitoring) of door phone location Responds to forward disconnect. Stainless steel faceplate with tamper resistant hardware. Plastic cone speaker with puncture resistant, protective screen. Rough opening dress bezel for flush mount installations. Weather resistant enclosure. "Active" LED for use when installing and troubleshooting. Line powered, no external power required.