Product picture - Meridian Technologies DigiFlex DXB-4A-SFP 4-Channel Bi-Directional Audio Transceiver Card with SFP Connecctor Meridian, Technologies, DigiFlex, DXB-4A-SFP, 4-Channel, Bi-Directional, Audio, Transceiver, Card, with, SFP, Connecctor Click the image to close this page