SanDisk Ultra 64GB MicroSDXC Class 10 UHS Memory Card Speed Up To 30MB/s With Adapter, Frustration-Free Packaging - SDSDQU-064G-AFFP-A [Old Version] Class 10 64GB These cards are capable of recording hours of HD video (720p) and are completely compatible with mobile phones, notebook computers, tablets and other devices that support the micro SD format. This versatile micro SD Card comes with an SD Card adapter for compatibility with SD-enabled devices, such as cameras, camcorders and notebook computers.