Hitachi CP-DX301 3000ANSI Lumens XGA DLP (1024x768) 3D Desktop WhiteDesigned primarily for use in classrooms, the 3D ready Hitachi CP DX301 3000 Lumen XGA DLP Projector features a 1024 x 768 native resolution with a 10,000: 1 contrast ratio. It has a 1. 96 to 2. 15: 1 throw ratio with 1. 1x zoom to add some variety to your placement options. The projector offers VGA, S video, HDMI, RCA composite, and two VGA video inputs, with a VGA output for loop through and a built in 2W mono speaker. It is controllable via RS 232