Class10: Read speed around 15-30MB/S, Write speed around 9-12MB/S. This is calculation difference between manufacturer and our PC, just for you reference.
32GB–64GB High Speed Mini SD TF Memory Card Class 10 for Smartphone & Camera
4GB–256GB High Speed Mini SD TF Memory Card Class 10 for Smartphone & Camera
Class 10 High-Speed Mini SD/TF Memory Card 4GB–64GB for Smartphones & CCTV Cmera
