Norstar Steel Doorphone Box Feature Highlights: The Norstar Doorphone enables office personnel to talk directly with visitors prior to their entering a business. When a visitor presses the Call Button, the Norstar system rings the designated phone(s) in an office and allows two-way conversation.

The optional Door Opening Controller enables any Norstar phone to control a latch on a door or a gate. Allows two-way conversation between Norstar phone and Doorphone.

Can be located up to 2600 feet away from the main system with optional SAP. Requires 1 unused station port, can ring one or multiple stations, can be used in conjunction with DOC for door strike operations, can be answered by voicemail, up to 4 doorphones per system can be installed compatible with all releases.