Super Fine Pitch (SFP) 0.9mm - 2.0mm Aurora LDC610XXSSFP Indoor LED Display Fine Pitch (FP) 2.6mm - 4.81mm Aurora :LDC500XXXFPIndoor LED Display Medium Pitch (MPR) 4.81 - 6.25 Aurora :LDC500XXXMPR Indoor LED Display Weatherproof Range In Construction