This unit comes without a power supply. It's a great choice for those who have their own power source or need a more customizable setup.

Using this Blackmagic Design MultiView 4 HD is easy. First, connect it to your devices without having to worry about a power supply if you've got your own. When using it, make sure the connections are secure to avoid signal loss. For maintenance, keep it in a clean and dry place. Don't expose it to extreme temperatures. If there are any issues, check the connections first. This way, you can enjoy its functionality for a long time.