Description: Support USB2.0,compatible with USB1.1,speed up to 480Mbps,No driver, plug and play can be extended to three independent USB interface high-speed chip,readable high-speed,high-capacity memory card. directly in the flash drive to quickly browse and edit files Support System: Windows 98, Windows 98SE,Windows 2000,Windows ME,Windows XP,Vista or Mac OS 8.6 and above,WIN98 driver can be downloaded from the website. Package Includes: 1 Piece 2 in 1 USB 2.0 hub Card Reader