The KZ Castor With Mic is a dual dynamic driver IEM with two dynamic drivers per side and Harman-style tuning that keeps vocals and instruments in proportion while still delivering the bass emphasis KZ buyers expect. This version puts an in-line mic on the detachable 2-pin cable and runs easily from a phone dongle or laptop, suiting everyday music listening and calls.
Who the KZ Castor With Mic is for
Bass fans who still want clear vocals: Vocals and instruments stay in proportion alongside the bass emphasis, thanks to the Harman-style tuning.
Phone and laptop listeners: It runs easily from a phone dongle or laptop, with no external amp required.
Callers and voice chat: The in-line mic on the cable lets the same pair take calls and voice chat.
Anyone who has had an IEM cable fail: The detachable 2-pin cable can be swapped on its own instead of replacing the whole set.
Future balanced upgraders: The detachable 2-pin connection leaves an easy path to a balanced 4.4mm cable later.
Skip it if: you only listen to music and prefer a plain cable; the no-mic KZ Castor is the same earphone without the in-line mic.
KZ Castor With Mic key specs
Drivers: Dual dynamic, two per side
Tuning: Harman-style with bass emphasis
Cable: Detachable, 2-pin
Microphone: In-line (mic version)
Drive requirement: Phone dongle or laptop; no external amp needed
Colors: Silver, Black
Genuine KZ stock. Free shipping on every order, 45-day returns.
KZ Castor With Mic vs similar options
vs KZ Castor: Same dual-dynamic IEM without the in-line mic; pick the Castor With Mic if you take calls on your earphones.
vs KZ ZS10 Pro 2: A hybrid that adds balanced armatures to its dynamic driver, also with an in-line mic and deep-bass HiFi tuning; pick the Castor With Mic for an all-dynamic, Harman-style set.
Yes. Every unit we sell is genuine and brand-new, shipped in its original packaging, and backed by our 1-year TonePier warranty and 45-day returns.
Where does my order ship from, and how long does it take?
Every order ships from our warehouse in China, with full tracking, and most orders ship within 3 business days. Shipping is free on every order; most US orders arrive within 7–15 business days and most orders to other countries within 7–20 business days — see our shipping policy for details.
What if it isn't for me?
You get 45 days to decide. Keep the packaging, keep it in like-new condition, and send it back for a refund. Ear tips unsealed for hygiene reasons are fine — we expect you to actually listen.
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