Just bought Schiit modi, trying to connect Fiio M7 and M9 via usb. I am using usb OTG cord (micro to C) which lables C as host. I get nothing. I plug M9/M7 to Topping NX4 DSD using Fiio CL-06 cord and everything works as should. Confused, Fiio website says these daps may only work with this...