Knowles Balanced Armatures Pack High-Fidelity Punch into 21-Driver UE PREMIER IEM

As Ultimate Ears Pro rolls out its most ambitious in-ear monitor (IEM) to date, the UE PREMIER, unveiled at the 2023 NAMM show, Knowles revealed the full extent of its collaboration with the Logitech company. The new UE PREMIER features a five-way crossover design with 21 drivers per earpiece, an industry-first. The IEM design features Knowles receivers, including supertweeters and dual-diaphragm balanced armatures, to achieve extended treble range and exceptionally crisp audio.

Ultimate Ears Pro unveiled the new UE Premier in-ear monitors at the 2023 NAMM show. The new flagship IEMs feature an industry-leading 21 balanced armature drivers per side to deliver unparalleled fidelity and performance. Careful design in cooperation with Knowles, from the choice of drivers to crossovers, allowed Ultimate Ears Pro to achieve the best possible frequency response, to an extended frequency range of 5Hz to 40kHz.

Ultimate Ears announced two new in-ear monitors, including a new flagship in-ear monitor (Ultimate Ears LIVE) and a separate new in-ear monitor (Ultimate Ears 6 PRO) for improved rhythm and bass response. Plus, the entire Ultimate Ears in-ear monitor lineup has been updated with a new cable connection system (Ultimate Ears IPX Connection System) to withstand the rigors of music touring and minimize service and maintenance.

In this review, Stuart Yaniger measures the new Ultimate Ears Pro Sound Tap Personal Monitoring System, a new device created by the leading in-ear monitor (IEM) brand that enables musicians to plug in their custom or universal IEMs and turn the existing stage monitor mix into an in-ear mix. See how this easy-to-use and extremely useful in-ear DI box behaves when relaying sound. This article was originally published in audioXpress, November 2017.