This Blackmagic Design MultiView 4 HD unit doesn't come with a power supply. Ideal for those who already have a compatible power source, it offers a cost - effective solution for multi - channel HD viewing.

To use this Blackmagic Design MultiView 4 HD unit, first connect it to your existing compatible power supply. Then, connect your HD sources to the unit. You can start viewing multiple channels on a single screen. Remember, since it doesn't have a built - in power supply, always make sure your external power supply is in good working condition. For maintenance, keep the unit in a cool, dry place and clean it with a soft, dry cloth regularly to prevent dust build - up.