描述
- 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.
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.
