The VP-774A is a high-performance presentation switcher and scaler. It accepts one of nine inputs: one DisplayPort (DP), one composite video, two computer graphics, one 3G HD-SDI and four HDMI signals. It scales the video, embeds the audio, and simultaneously outputs the signal to two identical HDMI, one HDBaseT and one 3G HD-SDI output, together with S/PDIF and balanced stereo audio outputs. The unit also includes an audio amplifier and speaker outputs.