Turnkey Unit (1RU) - Transform any Skype video with up to 4 callers into Full Frame video - Dual 1GB ethernet - 4 HD SDI In / 4 HD SDI Out including ref. signal in - NDI support - 2in/2out balanced XLR audio - 4in/4out embedded audio - Dante audio support - Hardware (HD15 GPI) and NDI network Tally - Talkback - Color correction - Audio processing.