@mrdebug Thank you for your question. I should point you to official website of Lightpack - Prismatic app https://www.reddit.com/r/Lightpack/ at first
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What is Lightpack?
Lightpack is an open-source device, which lightens the area behind your computer or TV screen to strengthen the presence effect. The device needs to be mounted on your TV or computer screen and connected to your PC, Mac or HTPC via USB
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