Hi, The original single-ended cable included with my 2014 XC is failing (the signal cuts intermittently when the cable flexes at the 6.4 mm connector side). Beside the basic cable that Audeze currently offers, are there other options? I just want a basic single-ended copper cable.

I currently use a 128mb card with my FIIO X3 II dap. Is it possible to use a 256 mb card or even a 512 one? Has someone already tried such cards with this dap?

When I watch a YouTube HD video (this for example: , in 1080 resolution), is it only the image that's HD, or also the soundtrack? If it's only the image, what's the soundtrack resolution, for example in the video referenced above?

I'm searching for a standalone crossfeed device that I could connect between my integrated amp's headphone jack and my headphone. Found nothing so far. Does someone know if such a device exists? I know there are headphone amps that incorporate a crossfeed circuit, but what I'm looking for is...

I'm using an headphone amp connected through the pre-out output of my integrated amp. Usually, I adjust the HP amp volume to 50% anf then adjust the listening volume with the integrated amp volume knob. Is that the right method to have the best sound? Should I put the headphone amp to maximum...