The VP-773A is a high-performance presentation switcher and scaler. It accepts one of eight inputs: one DisplayPort (DP), one composite video, two computer graphics and four HDMI signals. It scales the video, embeds the audio, and simultaneously outputs the signal to two identical HDMI and one HDBaseT TP output, together with S/PDIF and balanced stereo audio outputs. The unit also includes an audio amplifier and speaker outputs.