Originally Posted by alias_neo
Thanks for the thorough response. I had originally bought the non-slim PWRCard as the Slim was not yet available on Amazon UK, however it was too fat, and I had to get something else, ending up with the cheapo white ebay type, also from Amazon.
I'll go for a Slim asap and see if that solves the problem, thanks!
The problem is also caused by compatibility between transmitter and receiver.
Samsung Galaxy S5 SM900F
Samsung Galaxy S4 Mini Duos I9192
Sony XBA 3
Sony MDR EX600
Sony MDR EX800ST
Xiao Mi Piston IF Edition