USB AM to 2.5mm jack cable for 4 way 1)UL2725,OD:2.5&3.5mm 2)used for mobile phone/MP3 ... /Mp4 3)OEM 4)ISO/UL/CE/CB ... USB AM to 2.5/3.5mm jack cable1.UL2725 od2.5/3.5mm one core(optional)2.Black color3.Used for Mobile phone ... UL,CE,CB,ROHS approved Having 10 years experience specializing in electronic cables,we product various kinds of cables,such ...