SYBA SY-HUB50044 USB 3.0 Multi-Function Hub and Card Reader for 3.5 or 5.25 Open Bay Type: USB Standards: USB 3.0 Ports: 2x USB 3.0 Downstream Ports 1x USB 2.0 Downstream Port 1 Slot SD/MMC/MS Card Reader Transfer Rate: Up to 5Gbps LEDs: LED indicator for Power and Memory Card Activity Supported Cards: SD, mini-SD, micro-SD, SDHC, Micro-SDHC, SDXC, SD 3.0 UHS-1 MS, MS-PRO, MS Duo, MS-Pro Duo, Micro MS(M2), MSPRO-HD Duo (8-bit), Memory Stick XC MultiMediaCard (MMC) Operating System Supported: Windows 7 (32/64-bit) Vista (32/64-bit) Windows XP (32/64-bit) Weight: 2