Samsung 8GB Pro Micro SDHC Extreme Speed UHS-1 Class 10 with Adapter (MB-MG8GBA/AM) 5-Proof Protection- Can endure 24 hours submerged in water and survive being run over by a 1.6 ton vehicle (SDHC, SDXC), not to mention the perils of the airport x-ray machines, magnetism and extreme temperatures Class 10 UHS-I - Grade 1 Read Up to 70MB/s; Write Up to 20MB/s Full HD Video Recording/3D Recording