Is there an accessory available whereby one pair of RCA outputs, could be turned into two? I have two valve amps and don’t want to swap the RCA’s from one to the other, whenever I fancy a change. Thanks.

Hi all, I don’t own a desktop or laptop computer, just an iPad and iPhone, thus I don’t have access to a USB port, and have always thought I couldn’t download hirez music to a USB memory stick, then upload to my Naim Core. However, I’ve recently become aware of the SanDisk wireless memory sticks...