@JeremyECrawford Attune to two different ioun stones/instrument of the bards?

— Eric Green (@quadhund) November 1, 2016

The different instruments of the bards and the different Ioun stones are different magic items, so you can attune to them. #DnD https://t.co/LjpL0M2LfD

— Jeremy Crawford (@JeremyECrawford) November 1, 2016