Hdbase t connectivity extends the connection between the vm8514 hdbase t outputs and an hdmi display over a long distance via single cat 5e6a cable hdbase t anti jamming resists signal interference during high quality video transmissions using hdbase t technology bi directional rs 232 channel allows you to connect to serial terminals or serial devices such as touch screens and barcode scanners scaler features a scaling function to integrate a video wall seamlessly with various output f