Three-digit wall display shows number of the client requested.Use wireless infrared remote to enter numbers.
Specifications
Two RJ45 modular connectors for RS422 serial data transmission and reception.Power connector (2.1x5.5mm).Test button for testing and configuration.Power requirements: 10-15VAC or 12-20VDC.Current consumption: 100mA maximum per digit.Construction: Metal enclosure, black powder coated finish with transparent red acrylic front.