What are the specific resolution and file size requirements for photos on the MLS?

What are the specific resolution and file size requirements for photos on the MLS?

Every MLS has a different rule. However, the minimum resolution in majority of MLSs is 640*480 pixels, and the recommended resolution is 1024*768 pixels. The maximum allowed size cannot exceed 15 MB as per most of the MLSs. 

Here are the other MLS guidelines for uploading pictures that include:
  1. The primary picture should be the exterior front elevation of the property as per most of the MLSs.
  2. Recommended to add at least 3 pictures.
  3. It is recommend having professional pictures
  4. Upload JPG or JPEG files for best results. GIF are also supported
  5. NOT TO upload photos you have not taken yourself or ones you don’t have commercial rights to
  6. NOT TO upload PDF, DOCX, XLSX, PPTX, etc.