Maximum support 32GB cards.View and edit the data directly on the reader.High transmission speed， may reach to 480 Mb/s.Support hot plug. Easy to use. No external power required.USB 2.0 version specification; support USB 1.1 version specification.High quality metal Shell Mould. Slinky & Fashion. Convenience to carry.System supports: for Windows 98SE / Me / 2000 / XP / Vista / 7/ 8， for Mac OS 9.0 or later (No driver needed).Specifications:Color: GlodenWeight: 27gSize: 65 x 20 x 15 mmCompatible with:Memory Stick Micro (M2)T-Flash， Micro S D， Micro S D HCS D， MMC， RS-MMC， S D HC， Mini S D， Mini S D HC Means: adaptor needed for those cards， adaptor not includedMemory Stick (MS)， Memory Stick Pro (MS Pro)， Memory Stick Duo (MS Duo)， Memory Stick Pro Duo (MS Pro Duo)Package includes:1 x Card Reader (Memory card not included)