1.FULL HD 1080P / 4K Decoded Movie Projector:The video projector supports 1080P resolution for stunning visual effects. Using advanced LED technology and unified lighting method, our projector guarantees superior image quality, delivering dynamic and colorful effects, minimizing the effects of blue and direct light. Perfect for protecting children's eye health. 2.180° Rotatable Projector:Turn any surface into a movie canvas! Our HY300 mini portable projector rotates seamlessly to project onto walls, ceilings and even floors. Enjoy an immersive viewing experience from any angle in your home. 3.BT 5.0 and Hi-Fi Speakers:Built-in 1*3W hi-fi speakers, immerse yourself in superior audio. Connect headphones, speakers and other devices via Bluetooth to enjoy theater-quality surround sound at home. (Bluetooth connection for smartphones and laptops is not supported) 4.Auto Keystone Distortion Correction:HY300 Smart Projector adopts Auto Keystone Distortion and Manual Focus Correction technology to provide you with perfect images; the work can be done in seconds. On top of that, the maximum 130-inch screen display creates an unforgettable movie night or game time.