Using a good portable projector can feel like magic. With built-in speakers, self-focusing technology, and built-in streaming apps, the best of these battery-powered devices can create a large vibrant ...

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If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. The best mini projectors are more portable — and ...

Not too long ago, even the best portable projectors could only throw up a dim version of your favorite movies onto the wall, and the battery would die halfway through the second act—if you were lucky.