“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
“Let me preface this review by first letting you understand where I come from as I think that will give you some valuable perspective of my thoughts and opinions about this little gem. This also probably won't be a conventional review in that I describe in detail about the sound signature but I will make clear and efficient comparisons to well known IEMs. So I am a music producer and...” --Marc Lian
“A mids-focused specialist with a little bass thump and smooth, relaxed treble (recessed, but still has some detail). Not an especially engaging sound (a little too relaxed maybe). Decent across genres, but tend to congestion during busy/noisy passages. I find them particularly useful for low volume podcast legibility, though with podcasts that are poorly leveled, subject to intrusive volume...” --Raketen
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.