KZ ZS10 PRO X Hi‑Fi Hybrid In‑Ear Earphones — 1DD + 4BA (1×10mm DD; 2×50024 & 2×30019 BA) | 20Hz–40kHz | Metal Sport Earbuds with Noise Cancelling

Overview: The KZ ZS10 PRO X uses a hybrid driver architecture combining 1 dynamic driver and 4 balanced armatures for full-range performance. The package includes 1 x 10mm dynamic driver plus 4 custom BA drivers (2 x 50024 BA units and 2 x 30019s BA units), housed in a metal shell designed for sport use and a noise-cancelling listening experience. Frequency range: Response spans 20Hz–40kHz, covering the entire audible band and extending into the ultra-high range to preserve clarity and fine detail across tracks. Low end: The 10mm dynamic driver supplies deep, punchy bass with strong impact. With increased sensitivity around the 1kHz range, the low frequencies gain body and layering while avoiding muddiness and keeping depth intact. High end: The custom balanced armatures deliver sparkling, transparent highs and excellent micro-detail retrieval—whether it’s bright instrument overtones or subtle upper-register vocal cues, the treble remains clear and precise. Midrange: Vocals and midrange instruments are presented warmly and naturally, with a forward, engaging midband that adapts well to different music styles and preserves musicality and presence.