Amazing performance from the Apacer microSDXC/SDHC UHS-I U1 Class 10 64GB The micro SDXC/SDHC UHS-I Class10 memory card from Apacer can react rapidly to every user action. It can provide you with a seamless and flawless user experience whether you use Facebook, take pictures, record videos, view albums, browse the Internet, navigate maps, or play games.