Samsung MB-MPBGB Class 10 Micro SDHC TF Card w/ TF to SD Card Adapter (64GB)

Memory Card Type:MicroSD/MicroSDHC/MicroSDXC/TF; Memory Capacity:64GB; Max Write Speed (MB/S):20; Max Read Speed (MB/S):48; Weight (kg):0.002; Brand:Samsung; Speed Class:UHS-I U1,Class 10