All-in-one card reader supports the most commonly used memory card formats, including:*SD/MMC Slot: SD, SDXC, SDHC, MMC*microSD Slot: microSD, microSDXC, microSDHC*CF Slot: CompactFlash I, up to UDMA 7 (does not support the CF II card)*MS Slot: MS, MS PRO, MS DUO, MS PRO DUO, MS PRO-HG, MS XC DUOUSB 3.2 Gen 1 Type-A interface allows for quick data transfers between the card reader and peripherals - up to 10 times faster than USB 2.0Backwards-compatible with USB 2.0 (up to 480Mbps of bandwidth) which is convenient for systems with limited USB 3.0 portsSeamlessly works across all major operating systems: Windows, Mac OS, Linux, and Chrome OSSupports SD/microSD cards with up to 2TB storage capacityRead and write on up to 4 cards simultaneouslyTrue Plug & Play technology: no software or driver installation neededPowered directly from the USB port: no external power source requiredCompact size is portable-friendly for convenient access to card data anywhereBuilt-in LED indicator provides data transfer activity status