Product picture - Meridian Technologies DigiCool FR-1W2C 2C-SFP 1-Channel NTSC PAL Video with 2-Channel Bidirectional Contact Closure System Receiver Card with SFP Connector Meridian, Technologies, DigiCool, FR-1W2C, 2C-SFP, 1-Channel, NTSC, PAL, Video, with, 2-Channel, Bidirectional, Contact, Closure, System, Receiver, Card, with, SFP, Connector Click the image to close this page