“This is a review for the 900s (using an iBasso DX90) My dear and beloved triple fi 10 died recently, after 6 years of intensive use and a fair amount of abuse, So well done UE, and thanks for the worthy investment. After looking at a dozen of potential candidates for replacement (Shure, even the UE Pro 5, Seneheiser IE80, etc,) I decided to have a go at the UE 900s...” --petiot
“ 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.