SanDisk 32GB MicroSDHC Memory Card with Adapter (Bulk Package) + USB2.0 High Speed Memory Card Reader/Writer # Compatible with Devices that supports 32gb microSDHC # Compatible with Devices that supports 32GB SDHC # 32GB MicroSDHC is the NEWEST and Largest Capacity MicroSDHC Card on the Market. # High speed USB 2.0 certified reader/writer for fast data transfer # Speed performance rating: Class 2 (based on SD 2.00 Specification)