JIRENO CUBE4 is a good portable projector under $300, which features 1080P FHD&4K Decoding, Enclosed Optical Machine, HDR10+, VIDU Audio, and Fully Auto-Focus.

It has a native resolution of 1920 x 1080P and full 4K decoding. In combination with unique VIDU audio technology, this resolution ensures the CUBE4 delivers an exceptional cinematic experience whether it is used inside your home or outdoors. 

Video author: Curiosity Cafe

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