The VPL-CH350 provides widescreen image with its significantly high brightnessof 4000lm with WUXGAresolution. It is equipped with technologies including Bright Era® 3LCD panels, Advanced Crisp Foucus Lens, and 12-bit Gamma Correciton circuit for a greater visual experience. Not only the picture is brilliant, users can expect to reduce their total operational cost due to long lamp life (up to 5000h) and the intelligent auto lamp dimming function. Versatile inputs includes 2 HDMI for digital image and audio input..Network connectivity for control and content dleivery, optional wireless dongle (IFU-WLM3) Additionally, features such as lens shift for fine adjustment, horizontal & vertical keystone correction, and advanced geometric correction helps installers to reduce total time of installation. With the good balance of high brightness, advanced energy saving features, intelligent installation features and affordable cost, the projector is a great fit for demanding large class rooms and meeting rooms where cost is critical.