DIY Earphone repair OFC oxygen free copper Upgrade Cable wtih Microphone

20Core*0.05 LF-OFC Main:2.5mm Branches:1.8mm with Mic About 1.2 meters in length (main line 80CM, sub-line 40CM), equal length wire, quality and feel quite good! High elasticity plastic wire is particularly good in toughness and elasticity. Headphone cab