DR.J Professional has been dedicated to providing a great online experience to our customers. We believe the key to that success is to offer quality products, affordable prices, quick delivery, and top-tier support, all via our hard-working staff. The 2020 Upgraded Native 720P brightness and sharpness of the projection image can ensure you to enjoy the big screen for home theater movies or video games with your family. It's definitely the best choice for indoor and outdoor home entertainment. DR.J projector has a large display and an LCD diffuse reflection light source. It'S definitely the best choice for your kids. Enjoy your fun movie night without going to the cinema. A headphone jack port allows you to connect the external speaker to our projection screen. Five Layer LCD Lens Display: 1280x720 Display Resolution: 1980x1080 Light Source: LED Display Technology: LCD Contrast Ratio: 3800:1 Lamp Life: 50,000 Projection Display: 32"-170" J mini projector equips with WTD4.1.1 dual fan cooling system which lower down the noise to 45.3dB.