1.[Pure Sound Effect]Adopting oxygen- copper material, the QKZ Q1 MAX cable characterizes pure and clear sound effects, meaning that this headphone cable can fine and natural sound as well as strong radiometric resolution. 2.[Stable Signal Transmission]The MAX cable is made of oxygen- copper material, which is wear-resistant and durable. Featuring stable signal transmission, QKZ Q1 MAX is not only beautiful in appearance but also strong in function. 3.[]Equipped with 16 strands of weaving with perfect proportioning, the QKZ Q1 features high performance. This cable also comes with a single strand with 22 cores and 16 strands with a total of 352 cores. 4.[Wide Compatibility& Interchangeable 3 Plugs]QKZ Q1 MAX adopts the 3-in-1 (3.5mm/2.5mm/4.4mm plug) lightweight plug exclusively developed and designed by QKZ, which is refined and practical, allowing you to switch between any of your favorite single-ended or balanced devices. The S-2pin and MMCX connector can match with the mainstream IEM models.