I'm looking for advice from someone familiar with USB OTG:
I'm looking to replace PCs with low-end Windows Pro tablets. They will need to talk to a USB printer and keyboard. The new WinPro tablets are coming out without a USB port, but they have a USB micro B port, which on a phone would be...
So, after a long while I finally decided to make me one, and I must say I should have done it very long ago.
Here is the instructions:
http://www.androidtablets.net/forum/huawei-ideos-s7-accessories/3511-huawei-s7-connecting-usb-external-hard-disc-flash-memory-5.html
You will need this...