This IEM is for those who love the sound of natural instruments and the human voice. I purchased these from Massdrop as the Universal Pro-To-Go version. These are the 2nd Gen of the UE 18+ Pros (discontinued). Tonality and Resolution: 5/5 No other IEM I've listened to comes close to the mids reproduction of the 18+ Pros. Textures of male and female voices come across vividly, and instruments sound exactly as they should be. The True Tone drivers really make a difference in reproducing the signature harmonics of each instrument, so much so that I...

My first entry into the world of high-end portable audio was the AKG K3003. The detail and resolution blew away every other IEM I had listened to in the past. It was enough for about five years and then I got sucked into Gear Acquisition Syndrome, and the constant money-sucking desire for incremental returns. That journey took me first to the LZ-A4, Noble X, FutureSonics G10, Campfire Audio Andromedas, Aurisonics ASG-2.5, InEar ProPhile-8s, Sony XBA-N3, JVC HA-FW01, UE 18+ Pros (2nd Gen), IMR R1, Oriolus MK2, and finally the Hyla CE-5. Yes, I have...