Tested on: Sony Walkman NW-A55, SoundBlaster Creative G5 and direct connection to various devices. Pretty much everytime I asked for a recommendation of IEM that can isolate, I've been recommend Etymotic and Moondrop Blessing 2. Now, I haven't tried them personally but I did research this topic and the differences, and I've also tried the famous "Christmas tree tips" on Etymotic.. which should be called "alien huggers". I'm comfortable with using ear plugs nowadays but I found the triple flange tips extremely uncomfortable to use. Sound-wise, I...