Received my TRN VX's (successor to the V90), runs 1DD+6BA per ear. Did not pony for the VX Pros (which ups it to 8BA). I personally mostly run neutral/balanced, which as some who roamed down this avenue know...is seriously super hard-to-find in the <$60 zone, because average consumers want...

I recommend keeping a 75ohms high impedence adapter. You can find em around. That'll take you where you want.

Wrote this entirely while listening with the BQEYZ K2 in one ear and a T2 in the other. (you'll need a converter to do this, either a MMCX female to 2pin male, etc) TL;DR = the BQEYZ K2 is where I highly recommend. (their K2C is essentially the same). (stalk MonoPrice / monoprice-ebay: their...