Samsung Pro Plus 64GB Class 10 U3 UHS-1 SDXC Memory Card for Digital Camera, DSLR, Camcorder, Laptop, Up to 95MB/s Read, Up to 90MB/s Write Speed Storage Capacity: 64 GB. Up to 95MB/s Read and 90MB/s Write speed with Class 10 and U3 compatibility Great Performance in Action Cameras, High-end Smartphones and Tablet PCs Ideal for 4K Content, Full HD Video Recording and high Resolution Pictures This is not a micro SD card. It will not work with cell phones or tablets that require a micro SD card. This is not a micro SD card. It will not work with cell phones or tablets that require a micro SD card.