Epson EG4401S-ER Mechanical features Panel Size: 5.3 inch Dot Resolution: 256×128 Pixel Configuration: Rectangle Pixel Density: 54 PPI Aspect Ratio: 2:1 (H:V) Form Factor: Flat Rectangle Display Pixel Pitch: 0.47×0.47 mm (H×V) Active Area: 120.28×60.12 mm (H×V) Landscape or Portrait: Landscape type Touch Panel: Without Epson EG4401S-ER Optical features Display Mode: STN, Grey mode, Transflective Display Color: Monochrome () Epson EG4401S-ER Signal connector Signal Category: Parallel Data Signal Class: Parallel Data (4-bit)