This USB Hub & Memory Card Reader is an indispensable tool to transfer your images, videos and other files from your memory card or USB
flash drive to your Smartphone with OTG function. This handy USB HUB & Card Reader to Micro USB Connector supports SD (HC), T-Flash, 
M2, MS memory cards and USB flash drives!

Can use for all micro usb OTG devices (Smart Phone, Tablets)

• 3 USB 2.0 ports HUB and 4 ports for card reader for smartphone with OTG function
• The USB port can connect to Digital Camera, USB Mouse, USB Flash Disk (the format must be FAT32, cannot read NTFS), 
  and it also supports External keyboards input
• Support MS. SD. SDHC. MMC. MMC2. RS MMC. UITRA2 SD. EXTREME SD .. EXTREME 3 SD, TF (Micro-SD)

In the package:

1 x Micro USB OTG Hub and Card Reader Adapter