Digi-Chip 64GB Micro-SD Memory Card UHS-1 Class 10. Made with Samsung high speed memory chips. For Samsung Galaxy Core, Core Plus, Core Advance, Galaxy Fresh, Galaxy Round, Galaxy Golden, Galaxy Grand 2, Galaxy Win Pro, Galaxy J and Galaxy S Duos 2 cell phone High Speed 64GB UHS-1 Micro-SD Memory Card Class 10 Made using full capacity Samsung memory chips Ideal high speed memory card for mobile devices electrioncs memory backup. Lifetime Warranty Samsung Galaxy Core, Core Plus, Core Advance, Galaxy Fresh, Galaxy Round, Galaxy Golden, Galaxy Grand 2, Galaxy Win Pro, Galaxy J, Galaxy S Duos 2