I purchased this new in June and used it twice. It's in like-new condition. 【Android TV Built-in】HIPPUS Projector 【Electric Focus & Keystone Correction】 High Brightness 700ANSI 【Automatic Screen Framing & Obstacle Avoidance】 【With Handbag】 WIFI6 Bluetooth5.2 Home Real 1080P 4K Compatible High-End Mali450 GPU Quad-Core CPU Zoom Function Mobile Built-in HiFi Speaker Dustproof Silent… Size: AndroidTV_Color: Metallic Gray 【Evolutionary 700ANSI+95% Color Gamut+Mali450 Super GPU & 200-inch Ultra-Large Screen】 The K10 projector Bluetooth supports a high-brightness 700ANSI projector, uses a high-end Mali450 GPU, a 15000:1 contrast ratio, and uses high-dynamic image processing technology to significantly improve image details. More refined expression with images and colors. The latest quad-core CPU supports a digital processing chip + a 200-inch large screen, restoring the original colors and impact of the movie. 【Automatic Screen Framing & Automatic Obstacle Avoidance】 With the latest technology, when using the projector to project the screen onto the screen, if you shake the projector a little, the screen will automatically enter the black frame (this function can also be used if there is a black frame); at the same time, if there is an obstacle in the projection screen that interferes with the projection, the screen will automatically avoid the obstacle, eliminating the need to frequently adjust the screen, making the projector easier to use. 【Android TV & Bluetooth 5.2 & 2.4G+5GWIFI Equipped】 The projector has a built-in Android TV system, and after connecting to Wi-Fi, you can watch your favorite movies and TV anime from the installed apps. It also has 2.4G+5GWIFI, which reduces screen projection delay and makes the connection more stable. It has a built-in Hifi high-quality output system and supports Bluetooth connection to devices such as headphones and speakers. Features: 4K, Android, Bluetooth, Built-in Speaker, Wi-Fi, Horizontal Keystone Correction, Vertical Keystone Correction