OFC Upgrade Audio Cable Cord for Sol Republic Master Tracks HD V8 V10 V12 X3 Headphone (Blue) Cord Length: 120cm PVC Material with 32 cores and oxygen-free copper, 250D nylon Connector: 3.5mm Male to 2 * 2.5mm Male for Sol Republic Master Tracks HD V8 V10 V12 X3 Headphone Package included: upgrade cord*1.(earphone not included)