SAVIO ST-ER10U3-BK SD/MS Dual-Slot USB 3.0 Card Reader for SD, SDHC, SDXC, MS, MS Duo, MS Pro, MS Pro Duo, MS Pro HG Duo, MSXC (Up to 2TB) - Support UHS-I Data transfer rate up to 5Gbps via USB 3.0 solution; backwards-compatible with USB 2.0 or 1.1 Dual slots for SD/MS memory cards Supports card-to-card file transfer between cards in different slots Supports SDXC UHS-1, SDHC UHS-1 & MSXC cards (up to 2TB) Card adapter required for Micro SD (T-flash) and MS Micro(M2)