Samsung micro SDXC Micro SD UHS-1 TF Memory Card PRO 64GB 64G Class 10 for Samsung GALAXY S4 w/ Everything But Stromboli Memory Card Reader Fastest Micro SD Card with UHS-1 Read Speed: Up to 70MB/s Write Speed: Up to 20MB/s Everything But Stromboli (tm) Memory Card Reader (Color May Vary) Eco Friendly Bulk Packaging! Adapter Not Included.