“You have few choice but everything is linked to the PI, that's great. If you can extend by some USB device known to work with PI should be a greate thing.”
“This product is really good. As a simple USB Hub, it works well on the Rpi. I've tried less expensive ones but they don't duplicate well the ports. This one does it great.
I use it to duplicate USB ports for my 3D Tobeca printers.”
“This was necessary to connect a couple of jalapeno bitcoin miners to the pi and get it mining (otherwise they can have stability problems)
The setup has been up and running continuously for just over a week now with no problems”