Wanbo Vali 1 900 ansi lumens brightness built-in Hi fi Speakers Display & Performance: Resolution: 1920 x 1080 (Full HD). Brightness: 900 ANSI lumens. Lens: 3-element, aspherical, glass lens. Zoom: 50%-100%. Projection Size: 40-130 inches. Projection Ratio: 1.35:1. Projection Distance: 1.2 - 3.9 meters. Display Technology: LCD. Smart Features & Connectivity: Operating System: Android TV 11. Built-in Chromecast: Allows for streaming from other devices. Auto Focus and Keystone Correctio... Wanbo Vali 1 900 ansi lumens brightness built-in Hi fi Speakers Display & Performance: Resolution: 1920 x 1080 (Full HD). Brightness: 900 ANSI lumens. Lens: 3-element, aspherical, glass lens. Zoom: 50%-100%. Projection Size: 40-130 inches. Projection Ratio: 1.35:1. Projection Distance: 1.2 - 3.9 meters. Display Technology: LCD. Smart Features & Connectivity: Operating System: Android TV 11. Built-in Chromecast: Allows for streaming from other devices. Auto Focus and Keystone Correction: Yes. Obstacle Avoidance: Yes. Screen Fit: Yes. Connectivity: HDMI, USB, AUX, dual-band Wi-Fi (2.4G/5G), Bluetooth 5.0. Memory: 8GB internal storage, 1GB RAM. Wireless: Dual-band Wi-Fi (2.4/5 GHz) and Bluetooth 5.0. Streaming: Supports Netflix, YouTube, and other apps. Design & Build: Gimbal Stand: 200° adjustable gimbal for flexible projection angles. Noise Level: ≤28dB during operation. Built-in Speakers: 12W Hi-Fi stereo speakers with a 500CC sound chamber. Dimensions: 254 x 188.8 x 227.6 mm. Weight: 2.8 KG. Color: White. Show More