X11-4K - 4K UHD Projector with 2400 LED Lumens, USB C, Bluetooth Speakers and Wi-Fi
Amazon.com: Android Smart DLP Mini Projector,4K LED 1080P WiFi Bluetooth Pocket Projector HD Home Theater Movie Family Cinema, Support WiFi/HDMI/Bluetooth/USB/TF Card/Audio Cable incluidng Tripod Stand : Electronics
Optoma UHD60 Review: A 4K Projector for Less Than $2,000 | WIRED