Product descriptionColor: BlackThe 11-in-1 SuperSpeed USB 3.0 card reader features an easy-to-carry design with a built-in card holder to store cards in a memory card reader without worrying about losing cards.It allows you to easily add USB 3.0 multi-slot card reader/writer to USB 3.0 enabled systems. The USB 3.0 SD / Micro SD card reader is ideal for any user looking for an easy way to add common storage media types such as regular digital cameras, MP3 players and cell phones.Features-2 slots: SD / MMC + Micro SD / T-flash-LED indicator to show working status- Create card coversCard compatibility-SD Slot: SDXC / UHS-I SD / SDHC / SD / Extreme SD / Extreme III SD / Ultra II SD / MMC (mini SD / mini SDHC / RS-MMC / HS RS MMC may require adapter)-Micro SD (TF) slot: Micro SDXC / Micro SDHC / Micro SDSystem Requirements* Windows 8,7, Vista, XP* Mac OS 9 and above* Linux: Modern kernel 2.x and 3.x based distributions with USB mass storage support* Android compatibility varies from device to device and is limited to devices running 4.0 and later with USB Mass Storage support.1.2 Media Slot - SD / MMC + Micro SD. supports SDXC up to 2TB, SDHC, SD, MMC, RS-MMC, Micro SDXC, Micro SD, Micro SDHC cards and UHS-I cards.2. Built-in card cover design: allows you to store your memory card in the memory card reader without worrying about losing the card.3. Plug and play, hot-swappable; USB power (no external power or battery required); SuperSpeed USB 3.0 and backward compatible with 2.0 / 1.1.4. Auto-detect memory card; supports SDXC up to 2TB, SD V3.0, UHS-I standard, latest Micro SDXC and MMC 4.4.5. LED status indicator stays on when connected and blinks when transferring data.