Dangbei Mars Pro is much better in terms of brightness, screen size, system memory, quiet operation, and machine size
True 4K 3D Projector: True 4K resolution(3840 x 2160P) and incredible brightness, delivering ultimate color and image with support for 4K, HDR 10, and
Dangbei Mars Pro 4K Projector, DLP Projector with Android 4GB+128G, 2x10W HiFi Speakers, Auto Focus, Keystone HDR10 Home Theater
Dangbei Mars Pro 4K Handles Everything Brilliantly!
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Dangbei Mars Pro 4K Projector, DLP Projector with Android 4GB+128G, 2x10W HiFi Speakers, Auto Focus, Keystone HDR10 Home Theater : Electronics