If you are trying to import photos from a camera, you can use the USB cable, open the photos folder, and simply copy-paste them into your PC. However, this process takes longer. SD card, on the other ...
The MacBook Pro comes with a built-in SD card reader, so you can insert compatible SD cards and view their contents using the Media Reader. The cards must conform to SD 1.x, 2.x, and 3.x standards.