Samsung TF Card / 32GB Class10 High-speed Mobile Phone Memory Card (C10 Micro Sd32G) Up to 24 MB/s read speed and 13 MB/s write speed Class 10 Speed for the highest performance standard From the world's #1 memory manufacturer since 1992 Water Proof - Can survive in sea water over 24 hours Shock Proof - can withstand being run over by a 1.6 ton vehicle