AUDIOCULAR x KZ Castor Pro Type C IEM in Ear Monitor HiFi Wired Earphone, KZ IEM, Improved Bass, Dual 10mm DD, 4-Level Tuning Switch, KT02H20P DAC & My App (Black (Type C with Mic))

DUAL 10MM DYNAMIC DRIVERS FOR POWERFUL, DETAILED SOUND: AUDIOCULAR x KZ Castor Pro uses a dual dynamic driver architecture featuring two large 10mm drivers engineered to handle different areas of the frequency range efficiently. The configuration delivers deep and responsive bass, rich and natural mids, and crisp high-frequency detail while maintaining an engaging and spacious presentation across music, gaming and everyday listening. ADVANCED ELECTRONIC CROSSOVER FOR BETTER FREQUENCY CONTROL: An advanced electronic crossover helps distribute frequencies between the dual drivers for improved separation and control. By allowing the drivers to operate more efficiently within their intended ranges, the Castor Pro produces cleaner layering, stronger bass definition and improved clarity across vocals and instruments, creating a more refined Hi-Fi listening experience. FOUR-LEVEL TUNING SWITCH FOR PERSONALIZED SOUND: Fine-tune the Castor Pro to suit different music styles and listening preferences using its high-precision four-switch acoustic tuning system. Switch 1 increases low-frequency output by one level, Switches 1+2 provide a stronger bass boost, switch 3 enhances the mid-high range, while Switches 3+4 provide additional mid-high emphasis. Activating all switches produces a fuller overall presentation.