High Projecting ResolutionLED projector provides standard 1280/horizontal and 720/vertical native physical pixels, 10,000:1 contrast ratio, matches the best sound quality, as well as true color LCD panels.3500 Lumens LED White LightWith 3500 Lumens LED white light, this movie projector offers vivid and bright colors even in daylight environments, up to 150" big screen, ideal for gaming, home or outdoor theater, a video projector and PPT presentations.Multi Ports for Wide Compatible The 720P projector with 2xUSB ports, HDMI, Audio out the interface and 1xIR receiver is compatible with most of the devices. SPDIF for HiFi Sound QualityProfessional SPDIF Out interface and 1 built-in 5w chamber stereo speakers offer you amazing sound experience. (Mind: This projector doesn't support the Dolby, Please switch off the Dolby of device connected, or will be no sound.)