ATEM Mini features 4 HDMI inputs and has an intuitive, easy to use design that makes it possible for anyone to live stream multi-camera productions online via services and software such as YouTube Facebook Live or even Skype. Simply connect 4 high-quality HDMI inputs that can be used for live switching cameras, computers or even game consoles. You get a built in DVE for exciting picture in picture effects, broadcast quality transitions, upstream keyers for removing blue and green screen background, a downstream keyer for superimposing custom graphics, audio inputs a mixer, and more. To stream, ATEM Mini also has a USB output that works like a webcam, so you can connect to any video software. There's also HDMI video out for projectors.