Replacement Audio upgrade HIFI Cable For SHURE SRH840 SRH940 SRH440 SRH750DJ Headphones length:150cm/4.5ft,1 years warranty on parts and labor its Cable Diameter is 4mm,its cable material is made with the OFC wire inside & made with the Braided Tangle-Free cable outside. Its jack is 3.5mm Male & 6.35mm adapter to 2.5mm male(the 2.5mm end comes with the lock the same as the Original cable) it is Compatible with SHURE SRH840 SRH940 SRH440 SRH750DJ Headphones