DLP projector, laser technology, 16:9 aspect ratio, resolution: 3,840x2,160 pixels, 4K Ultra HD, 5,100 ANSI lumens brightness, contrast: dynamic up to 3,000,000:1, 3D ready, 30 dB operating noise, built-in speakers, keystone correction/trapezoidal distortion, vertical, horizontal, optical lens shift, vertical, HDMI interfaces: 2, HDMI inputs: 2, network connection (Ethernet), Miracast (wireless image transmission from smartphone or tablet to the TV)