The Quadro G-Sync Add-on Interface Board from PNY is a daughterboard for select nVIDIA Quadro FX graphics cards by PNY. The card adds Genlock and Frame Lock support to a card. The card features 2 RJ-45 ports and a BNC connector.
Genlock, also known as Frame Lock or "house sync," synchronizes graphics output to an external source, and is typically used in film and broadcast video environments