Product picture - Meridian Technologies DigiFlex DR-16D-SFP 16-Channel RS-232 Data Unidirectional System Receiver Card with SFP Connector Meridian, Technologies, DigiFlex, DR-16D-SFP, 16-Channel, RS-232, Data, Unidirectional, System, Receiver, Card, with, SFP, Connector Click the image to close this page