Kiwi Ears Aether: A Planar That Defies Expectations Pros: ✔ Accurate, reference-style tuning with musicality ✔ Deep, controlled sub-bass with no bloat ✔ Natural, transparent midrange with excellent timbre ✔ Smooth, airy treble with great detail retrieval ✔ Expansive soundstage and pinpoint imaging ✔ Comfortable fit Cons: ✖ Not for bassheads—this is clean, not boomy bass ✖ Requires proper ear tip selection for the best sound The Kiwi Ears Aether is an IEM that immediately piqued my curiosity. With a 15.3mm planar magnetic driver, it features one of the largest planar diaphragms I’ve encountered in an IEM. Naturally, I expected a big, bold, bass-heavy, and colored sound a fun, V-shaped tuning with an emphasis on low-end rumble and aggressive treble. But from the moment I pressed play, it became clear that Kiwi Ears had taken a completely different approach. Instead of boosting the bass to overwhelming levels or pushing the treble into sharp, overly energetic territory, ...