XVP-1801-110-QRP; 110 ohms Quadruple rear module
XVP-1801-75-QRP; 75 ohms Quadruple rear module
XVP-1801-FS; HD/SD Frame Sync/ARC
XVP-1801-DC; HD/SD Down Converter/Frame Sync/ARC
XVP-1801-UC; HD/SD Up Converter / Frame Sync/ ARC
XVP-1801; HD/SD Universal Up/Down/Cross Converter