Expands compatible computers with 1 x USB-A 3.0 port allowing for data transfer speeds up to 5Gbps,
 10X faster than USB 2.0. This gives seamless access to wire keyboard, mouse, USB flash
 drive, hard disks and more.

Backup and transfer simultaneously with individual CompactFlash (CF),  SD and TF slots.

Expand storage space, backup and sync by plugging in extra drives via the SATA interface. No need for a
 hard drive enclosure. No need for extra power with 2.5" HDD.

Features:

-1x 5Gbps USB-A 3.0 ports
-2x SD card reader port
-2x micro SD card reader (TF) ports
-1x CompactFlash (CF 6.0)
-1x SATA 2.5"

Compatibility:

-SurfacePro 3,4,5,6, Macbooks with Mini DP and USB-A ports (speed reduced if using
 upstream USB-A 2.0 port)
-2.5" HDD and SSD
-CF Slot supports: CF Memory Card
-SD Slot supports: SD, SDXC, SDHC, RS-MMC
-TF Slot supports: Micro SD, Micro SDHC, Micro SDXC

Note***:
-SATA and CF interfaces do not support hot plugging. Eject drives from the system tray, desktop or file
 explorer, then unplug adapter from computer before swapping or disconnecting CF and hard drives.
-These compact MS Surface adapters process a lot of data in a small space and can generate some heat
in the process. Some computer chips are designed to operate at temperatures of up to 158
degrees Fahrenheit safely.