Raster Technologies Model 1/25 framebuffer, measuring 17.5″ x 25.5″ x 5.5″, identified on the rear as "Part No. SI2524A, Dash 003, Rev D, Serial No. 001-00298." The rear features several serial ports and BNC video outputs for "Red," "Blue," "Green," and "Sync." In very good to fine condition. An interesting vintage piece of computer hardware related to graphics and video.