Features:1. High-speed picture: no smear, through a specific frame insertion algorithm, high-speed sports pictures such as ball games and drag racing movies, erase projection and jitter, and maintain the delicate and shocking picture quality.2. Built-in composite diaphragm speaker: built-in independent cavity audio + high-quality speaker.3. Safety and no eye damage: using LED light source, diffuse reflection imaging non-direct light source, let children turn it on, parents can rest assured.4. New design: short-focus optical lens, which can focus at a distance of 50CM, and adds image edge distortion correction to improve image uniformity.5. Built-in small cavity; ultrasonic welding process, small volume also has a loud effect.Description:This product is a projector, using LED light source, diffuse reflection imaging non-direct light source, so that children can turn it on and parents can rest assured.Specifications:Size: 110 * 90 * 50 mmColor: black,white,yellow(optional)Imaging technology: TFT LCDPhysical resolution: 320 * 240Light source type: LEDFocusing: ManualProjection distance50-300cmScreen aspect ratio: 16:9 / 4:3Input port: AV, USB, TF, 5v-2aOutput port: HeadsetColor: 16.7MSupport resolution: 1920 * 1080Light source life: 20000 hoursPower: 18W (max)Adapter: 12v1.5aOperation model: manual / remote controlProjection size: 16-100 inchesSpeaker: 4 3WPackage Included:1 * YT500 LCD Projector1 * Remote Control1 * Power Adapter 1 * English User ManualNotes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.