SanDisk Ultra 64GB MicroSDXC Card works with Samsung Galaxy Mega 6.3 Smartphone is custom formatted for high speed recording! Includes Standard SD Adapter. (UHS-1 Class 10 Certified 30MB/sec) & Everything But Stromboli MicroSD Memory Card Reader Sandisk Ultra 64GB Micro SD Card with UHS-1 Everything But Stromboli (tm) Memory Card Reader (Color May Vary) Eco Friendly Bulk Packaging! SD Adapter Included. Compatible with Samsung Galaxy Mega 6.3 S5, S4 & S3