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Silver in-ear monitors with four tuning switches and detachable cable

LORDWORLD

LORDWORLD KZ Castor 16-profile IEM Silver

SKU CH-NZNP-BKARZ

Wired in-ear monitors with four dual-stage tuning switches for 16 sound profiles and up to 36 dB passive noise isolation

  • Create 16 unique audio profiles via four dual-stage tuning switches
  • Block up to 36 dB of noise with deep-fit silicone tips and ear-hook seal
  • Eight-strand silver-plated cable resists interference and adds durability
  • Gold-plated detachable connectors protect pins and extend cable life
  • Stacked cavity design makes the earpieces smaller for longer wearing comfort

Tunable IEM with 16 sound profiles

The LORDWORLD KZ Castor is a wired in-ear monitor built for listeners who want control over their sound signature. Four physical switches on each earpiece adjust low and high frequencies in two stages, creating 16 distinct audio profiles. This lets you match the output to different music genres or personal taste without software or an app. The silver finish gives the metal shells a clean, professional look.

Four physical tuning switches

The defining specification is the set of four two-stage tuning switches that directly alter the driver response. Each combination changes the impedance and sensitivity curve, so the earpiece behaves like a different monitor. There is no digital processing involved; the switches mechanically adjust the acoustic path. This hardware-level tuning is what separates the Castor from fixed-tuning IEMs in the same price bracket.

36 dB passive isolation and silver-plated cable

Deep-insertion silicone tips and an ear-hook design seal the ear canal to block up to 36 dB of ambient noise, making the IEM suitable for stage monitoring or loud commutes. The eight-strand silver-plated cable resists interference and terminates in a gold-plated plug with a protective slot for the pins. A detachable Bluetooth adapter can be added later for wireless use, but the stock configuration is purely wired and passive.

How it compares

Measured against everything we stock in Earbuds & Over-Ear Headphones, at today’s prices. Recalculated every night.

Price $43.99
Pricier than about 68% of the 7,078 comparable items (median $25.99).

Specifications

Product
Brand nameLORDWORLD

Questions about this item

How do the 16 profiles change the sound once the IEMs are in my ears?

Four two-stage switches adjust low and high frequencies independently, giving 16 distinct impedance and sensitivity combinations so you can match each music genre without an external EQ.

What connector does the cable use and what limits does it impose?

The gold-plated plug connects to any standard headphone output, so maximum volume and noise floor are set by the source device’s analog stage.

What physical parts are needed to get a secure fit and the claimed isolation?

Silicone ear-tips in multiple sizes plus the over-ear hooks create the seal that blocks up to 36 dB of external noise.

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