product description: Product Name: 3-port USB2.0HUB+4 card slot card reader Feature support: SD&MMC card slot: SD/SDHC/MiniSD/MMC/RSMMC/MMC mobile/MMC micro MS card slot: MS/MS Pro/MS MG Pro/MS Duo/MS MG Duo/MS Pro Duo/MS MG Pro Duo TF card slot: MicroSD/T-FLASH M2 card slot: MS Micro (M2) 3 x USB interface (plug and play. USB interface. Easy to use. High speed transmission) Features: ★ Support USB2.0, compatible with USB1.1, speed up to 480Mbps ★ No driver required, plug and play, hot swappable ★ Expandable into 3 independent USB ports ★ High-speed chip, high-speed, high-capacity memory card. USB version: 2.0 ★ Quickly browse and edit files directly on the flash drive ★ LED display working status ★Support system: Windows 98, Windows 98SE, Windows 2000, Windows ME, Windows XP, Vista and Mac OS 8.6 or higher, WIN98 driver can be downloaded from the website 3.0combousb 3.0hub USB divider USB hub