Sony MUC-B30UM1 High-Performance Home Audio Cable for MDR-Z7 3.0m cable for outstanding in-home high-fidelity Separate 4-core structure delivers improved stereo separation &#65533;" stereo connectivity renders high-fidelity through improved signal/noise Unique 8-Wire Braided cable naturally rejects interference for optimized sound Engineered with Kimber Kable&#65533; for fidelity, flexibility, and durability