1.Does it work for Macbook Pro 13 with touch bar? Yes, it works with all 13 and 15 inch versions of the 2016 & 2017 Macbook Pro as well as the 12 inch macbook
2.Can this read micro sdxc cards, ie 64 gb cards? Yes it does read all SD or MicroSD cards.
4. Can USB 3.0 part use for power charge or data transfer? Yes, it does both