AppleColor High-Resolution RGB Monitor

The AppleColor High-Resolution RGB Monitor (not to be confused with the 1986 AppleColor RGB Monitor sold with the Apple IIgs) is a 13" (12.8" viewable) Trinitron aperture grille CRT with a fixed resolution of 640x480 at 66.7Hz. It was released with the Macintosh II computer and manufactured by Apple Inc. from March 1, 1987, until December 1, 1992. It used a DA-15 video connector commonly used on Macintosh II family and later Macintosh computers and video cards.