SZSMART KZ AS16 PRO HIFI In-Ear Headphones (Black, 111±3db Sensitivity, High Resistance Version)

8-Driver Balanced Armature Control: Features eight balanced armature drivers (four on each side) dedicated to bass, mids, treble, and ultra-high frequencies for precise sound reproduction and extended frequency response. High-Resolution Audio: Compatible with high-resolution audio, delivering rich musical details ideal for classical, jazz, pop, and other genres. Quadruple Frequency Filtering Tech: SZSMART's Quadruple Frequency Filtering (QFC) technology precisely distributes the audio signal across the balanced armature drivers ensuring balanced and clear sound across all frequency bands. Interchangeable Cable: With its interchangeable cable design (typically 0.75mm or 2-pin connector), users can easily replace or upgrade the cable to optimize sound quality or durability.