“This is my first review so keep that in mind. I bought a pair used UE 900's at Cex, an electronics resale store in San Francisco. I was cleaning them and pulled the wrong way on the MMCX connector and the freakin' right unit came apart and ripped the internal wires apart. I contacted Logitech tech support and was shipped a complete UE 900s for a replacement! They were quick and helpful...” --caffed
“ Synopsis: The Aurisonics AS-2 is a high-end custom-fit in-ear stage monitor with a lively, rich sound. It has a unique, crossover-free design that allows its 15mm dynamic driver and two special balanced armatures to work together seamlessly. With an adjustable bass port system, the AS-2 provides a real bass energy in just the amount you want. Combined with a lush midrange and an accurate,...” --Kunlun
“ Introduction The ASG-2 is Aurisonics' second (official) foray into the world of iems. The guys over at Aurisonics cater primarily to the music professional crowd, and their products are generally tuned for stage use. Their original ASG-1 was a perfect example of this, with its ability to present vocals in a way that made it seem as if the notes were rolling off your own...” --eke2k6
“ I quite literally took a shot with these after the NY Meet. It was between these and the UE900s and I'm rather content with the decision, from the cable to the build, to the fit. Everything works. These are clearly stage monitors tuned so you can ear voices clearly and exact positioning of instruments. Because of this they have a great and slightly forward midrange. However for what they do...” --kyuuketsuki
Ultimate Ears 350Vi - Headset - Binaural - Wired - Ear-Bud - 20 - 20000
Ultimate Ears 500vi Earphones
Ultimate ears 600vi noise-isolating headset features a microphone and on-cord controls for calls and music. it produces extended high-frequency response and a fuller soundstage.