SuperMix 4 features a luxurious configuration of four driver types: 1DD+1BA+1 Planar +1 PZT. This carefully constructed four-in-one matrix acoustics architecture allows for precise frequency response adjustment and overall balance. Dynamic driver utilizes a 10mm high-polymer diaphragm to deliver powerful, detailed lows, while BA, planar, and PZT drivers each contribute to a seamless,Elevate your audio experience with the Kiwi Ears Terras 4N OCC audiophile cable. Crafted from ultra-pure 4N single crystal copper, this cable delivers pristine sound with unmatched clarity and noise-free transmission. Featuring flexible Litz-type construction, it is compatible with both 3.5mm and 4.4mm connectors, making it perfect for audiophiles and music lovers seeking superior sound and durability.