iTWire - Samsung's Galaxy A5/7 – A Galaxy not very far away (review)
Genuine Samsung Micro USB Adapter to USB Type-C Connector For S8 S8+ A
Samsung Galaxy Samsung Galaxy A3 A310 °F A5 A510 °F OTG (on the Go – High Speed USB Host Cable/Adaptor/Micro USB Data Cable: Amazon.de: Electronics & Photo
Genuine Samsung OTG USB Type-A To USB Type-C Connector - GH98-41288A - brightgadget