The VPL-CW275 is budget conscious & feature rich. The VPL-CW275 offers a 5100lm brightness & 1.32 ~ 1.91:1 throw ratio for new or WXGA replacement business. This projector has been designed to be easy to operate & to deliver a low total cost of ownership. Furthermore, in common with all Sony projectors, the VPL-CW275 features Sony’s Bright Era 3LCD inorganic panel technology that delivers higher picture quality, substantially brighter images, higher efficiency, better contrast, consistent colour stability & longer durability & usability. The VPL-CW275 also features Sonys only 3 brightness modes (High 5, 100, Standard 4200, Auto Lamp Mode ) to suit each individual user’s needs. The Auto lamp mode adjusts brightness depending on the image projected, lowering operating costs by reducing power consumption & extending the lamp lifetime to Approx. 4000 hours. This projector also has a contrast ratio of 3000:1, video inputs, HDMI & RJ45 or RS232C connectors for control