【Ceiling Projection Compatible Projector】This product can rotate 135° up and down, and features an integrated stand design for easy installation and adjustable angles. Ceiling projection compatible projectors can project images not only on walls and screens but also on the ceiling. This is attractive when it's difficult to secure space to project images due to many windows or furniture in the room, or when it's difficult to maintain distance from the wall, as it allows you to project a large screen using the ceiling. 【Large Screen Projection up to 200 inches, 1080P Support, Built-in High-Quality HiFi Speaker, Just Like a Home Theater Atmosphere!】The low-heat and quiet laser light source achieves 500ANSI and 22,000 lumens of brightness. You can enjoy vivid and beautiful images. The projection distance is approximately 1-4.5m, and the projection size is 30-200 inches, allowing for large-screen projection. Many models support 1080P video due to their high resolution and contrast. The detailed drawing ability is excellent, and it can also express pure black. The color balance relative to the original image is also relatively faithful, making it recommended for those who want to enjoy the realism of the video. With three-dimensional sound, you can experience a sense of presence as if you were there, being surrounded by sound from front, back, left, and right. 【Low-Latency Type and High-Cost Performance Model Q8pro for Playing Fast-Moving Games】With high-speed Wi-Fi 6, you can connect to the internet smoothly and quickly. You can comfortably enjoy streaming services and online games. Also, it's easy to connect to smartphones and tablets. 【Auto Focus & 50%~100% Zoom Function & Automatic Keystone Correction】From any angle, you can easily adjust the image size from 50% to 100% without moving the projector. Automatic keystone correction & AI auto focus are not limited by space. It supports automatic keystone correction, and with 4P and 4D correction, you can adjust the projection screen to a balanced projection. 【Wide Compatibility & Enjoy Anywhere & Cooling System & Quiet】Integrated stand design and compact size, enjoy videos or games anywhere. Q8Pro has wide compatibility, wireless connection: 2.4/5G Wi-Fi, wired connection, iOS/Android/Windows devices, HDMI, power cord required (included in the package)