They seem promising and something that, if it sounded good, would easily be my travel pair for vacations to replace my Meze Rai Penta.Anyone else curious about the AK Zero2? Price is $1100 - https://www.astellnkern.com/product/product_detail.jsp?productNo=144
Advanced Quad-brid Design
Special Micro Rectangular Planar Dynamic Driver- [High] Crisp and Dynamic Treble Sound
The Micro Rectangular Planar Dynamic Driver is a driver specifically developed to deliver high frequencies, featuring advanced technology that allows a planar driver to be used in IEMs, despite the extreme difficulty in making it small enough to fit in such a small cavity.
We selected a light yet sturdy planar membrane to minimize frequency loss and applied a trembler with a thin metal membrane and polymer film to create lifelike vivid high frequencies. This provides a clear and dynamic high frequency response.
Dual Custom Balanced Armature Drivers- [Mid-Low] Transparent Vocal sound
- [Full Range] Perfectly Balanced and Rich Sound
The Coil Parameter Dual Custom BA Driver is a custom-made driver designed to reproduce both full-range and mid- to low-range frequencies.
It comes with a total of four drivers: two BA drivers that offer ultra-low distortion to create clear low- to mid-ranged vocal sounds and two BA drivers that offer perfectly balanced rich sounds, uniquely tuned to harmonize each frequency range, playing perfect sounds.
Single 10-mm Dynamic Driver with Piezoelectric Transducer- [Low & Super High] The Deepest Bass and Clear Treble Sound
Various types of carefully designed drivers create rich, Hi-Fi sounds. The 10-mm dynamic driver used in the AK ZERO2 is meticulously manufactured using a fully automated process. This allows the driver to recreate rich and deep low frequencies.
An additional piezoelectric transducer works in tandem with the dynamic driver, serving as a super tweeter that asserts its presence in the super-high frequency range that many IEMs struggle to recreate.
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