1. 200'' Giant Screen & Android 11: The 200'' giant screen provides a more immersive viewing experience, allowing you to feel like you're in a cinema, fully immersed in movies or other entertainment content. If you encounter software incompatibility problems, please upgrade the system, if not, please customer . This mini projector built-in Android 11 operating system, allowing effortless access to a wide range of content without the need for additional devices. you're equipped with the latest technology and software updates, ensuring compatibility with upcoming s for years to come 2. 180??Rotatable Projector & Built-in dual band WiFi 6: Built-in dual band 5G Wifi 6, experience reduced latency and improved responsiveness, ideal for video conferencing, and other real-time applications, ensuring smoother, more immersive experiences without delays or lag. It doesn't require fixed installation, allows for flexible adjustment of projection angles,can project onto the ceiling, and is not constrained by the environment unparalleled versatility and convenience 3. Auto Horizontal Trapezoid Correction & 8000 Lumens & 4K Support: This smart projector with high resolution 720P Full HD Native and 1080P 4K support, good brightness 200 ANSI 8000Lumens, contrast ratio 10000:1, which can deliver sharp and clear images, ensuring that visual content is displayed with precision and detail. With auto horizontal keystone correction and manual trapezoid correction functions, can help you easy to set up trapezoidal image with correct proportions and angles 4. Built-in Speaker & BT 5.0: The 4k projector with BT connectivity, you can easily connect wireless speakers, headphones, or soundbars to the projector, enhancing the audio quality and creating a more immersive viewing experience. This allows you to enjoy high-quality sound without the limitations of wired connections. Also built-in speakers eliminate the need for external audio equipment, simplifying setup and reducing clutter in your entertainment or presentation space