Samsung MB-MC32D, 32 GB, MicroSDHC, Class 10, UHS, 80 MB/s, 20 MB/s Samsung MB-MC32D. Capacity: 32 GB, Flash card type: MicroSDHC, Flash memory class: Class 10, Internal memory type: UHS, Read speed: 80 MB/s, Write speed: 20 MB/s. Product color: Black, Red, White