The DW884ST is a short throw projector that not only offers less screen shadowing, but high performance and reliability in diverse environments. Leading the market in connectivity, the DW884ST has for example, 3 HDMI inputs and MHL support. Powerful speakers make the DW884ST a perfect fit for classrooms. The Vivitek DW884ST is the projector you want for widescreen versatility: Mini USB service connection, USB Type A (Power only), DC-12V, LAN for internet, Video for everyday video devices, Right and Left Audio, VGA-Out, Rs232c, VGA-In, Audio-Out, Audio-In, S-video, Composite Video, and HDMI v1.4.