Wade "Wade"
PROsIt copies large files to the card at ~10-12 MB/s and it doesn't choke when slammed with a few hundred little files like pictures and mp3s. It writes 8mp images with a quickness and 1080p 20mbit recording is smooth in my LG Optimus G E970. I waited for these to get to ~this price before ordering, and as usual Amazon Prime is awesome.CONsNot as fast as the gold 16GB SanDisk microSD cards but for 64GB in this form factor, it's faster than I was anticipating.