Steve,
Here are the cables that are working for me. These links should take you to the Amazon page to order each item.
OKRAY 16cm Nylon Braided Micro USB 2.0 OTG Cable On The Go https://www.amazon.com/gp/product/B01G81GY7M/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1
Zeskit Lightning to...