Westone triple balanced armature driver 3-way passive crossover custom. 1 High, 1 Mid, and 1 Low drivers.
“ http://www.head-fi.org/forum/thread/552996/review-westone-ac2-dual-driver-custom-in-ear-monitor See above for my in depth review. In general, the Westone AC2 is a great addition to the somewhat crowded entry level custom IEM market. It has its own flavor that will surely please some people. What would be the point if Westone just released another UE4pro/LiveWires sounding custom,...” --project86
3 Balanced Armature Drivers Acoustic Symmetry, with drivers matched within +/- 2dB for premium sound reproduction 3-way Crossover Design Includes a Smoke Monitor Vault 2 Year Warranty when purchased from Earphone Solutions Incredible Sound Isolation Tight strong bass and great highs Extreme comfort w/ flush fit Inline Volume Control
Custom made to provide a precise, comfortable fit, the dual driver Westone ES2 provides exceptional low frequency response, smooth mids and articulate highs. Our most popular and versatile custom monitor, the ES2 is designed for the most discriminating artists.
Superior sound isolation for stage or studio Triple-driver design User-replaceable cable
“ PROS: The detail of this iem is fairly impressive, with its strong points being the treble. They are very clear and detailed and may even seem sparkly. The bass is fast and detailed. The sleeves are very comfortable provided that you get a good fit, and these can easily be worn for long durations. They offer excellent noise isolation to the environment, and oftentimes one may turn their music...” --lawonga
A great entry level in-ear musicians' monitor, the ES1 contains one full range speaker in each ear and delivers incredible clarity and punch. Recommended for solo vocalists who may be singing to backing tracks, or vocalist/acoustic guitar players. The ES1 is not recommended for drummers or bassists, as it not designed to handle the low end response that is necessary for those...
The Quad-Driver Westone W40 earphone will take your listening experience to an entirely new level. Four balanced armature drivers and a three-way crossover network deliver breathtaking clarity and realism. Westone's True-Fit technology provides superior ergonomics and comfort. Westone True-Fit Technology - 50+ years experience with in-ear applications has yielded a lowprofile, lightweight,...
“[[SPOILER]] Introduction: Westone is definitely not new in the audiophile world; they have a large range of quality IEM’s that have been praised time and time again. Among these are the W40, a quad (balanced armature) driver IEM with a 3 way crossover. For anyone new to the concept of multi-driver in ear monitors, each driver focuses on a specific part of the frequency range. A triple-driver...” --avitron142
Westone Um3x / 3x - True Triple Armature Drivers In-ear Monitor Professional New with Removable Cable
UM3X Monitor with Removable Cable The UM3X is ultimate universal-fit musicians' monitor, perfect for the on-stage performer. Built to the highest professional standards, the true three-way, balanced armature UM3X delivers incredibly smooth response across the entire frequency range. Using the same technology as our custom ES3X, the UM3X is the earpiece of choice for performers desiring...