“This is a review of Logitech/Ultimate Ears UE900s multi-driver in-ear monitors. http://www.ultimateears.com/en-us/900s The original UE900 was my first pair of hi-fi IEMs, the one which opened up my eyes and ears to higher quality multi-driver in-ear headphones. Though I have tested a lot of other headphones afterwards, in different dynamic/BA driver configurations, I still like to...” --twister6
“ From my point of view these are excellent, both in terms of sound and isolation, plus they look extremely elegant. I am not a 'golden ear' and can't really say much about the harmonics and sound spectrum as I'm really a complete noob here. However even for me I think I'd like a bit more punchy and powerful bass. Nevertheless the sound is basically music to the ears. I...” --iXpertMan
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.