Smartphone Connection When connect with iPhone, you need an extra Lightning to HDMI adapter (not included). When connect with Android Smartphone, you need an extra Micro USB/Type C to HDMI adapter (not included). Native 1080P Full HD VANKYO office and home theater video projector supports 1920*1080 resolution with 50,000 hours lamp life, 5000:1 contrast ratio. We rmend to use the projector in dark environment to get a better viewing experience. Lower Noise An upgraded cooling system and a noise reduction technology that makes minimal noise allow this projector to bring you best viewing experience. No longer worry about the noise of your projector disturbing your movie or business presentation. Multiple Installation Methods With M4 screw holes, Performance V620T Projector can be mounted to ceiling or installed on the bracket tripod, fits in every position. The image flip function is also available. You can install the projector based on your preference.