I've seen those. They all are made to plug into the back of a tv through hdmi. HDMI doesn't have power and typically no peripherals like keyboard and mouse. To

I've seen those. They all are made to plug into the back of a tv through hdmi. HDMI doesn't have power and typically no peripherals like keyboard and mouse. To get that to work as I would want it would need multiple cables plugged into it. I just want to stick my computer into a hub like a flash stick and have it boot up.