sd cards

Hi. I'm currently sourcing some a new SD card for some wedding photography. I'm pretty new to all this and doing this as a favour to keep the wedding costs down... Does anyone know what the differences are between these two? (they seem the same to me) -...

Hey All. I need to buy a memory card for my Mobile, so thought i may relegate a 64GB Samsung Evo + card to the mobile and invest in some new memory cards for my Nikon D7000. Currently, i have: 1 x 64GB Samsung Evo + (in an adapter) 1 x 32GB Class 10 SD Card So i have some questions: 1. Does...