its Cable Diameter is 4mm(After the bifurcation 3mm),its cable material is made with the OFC wire inside & made with the Braided Tangle-Free cable outside.
length:210cm/6.6ft, package include:1*replacement cable(the headphone is not included)
Its jack is 3.5mm Male & 6.35mm adapter to the jack for Sennheiser HD525 HD545 HD565 HD580 HD600 HD650 Headphones
It is Compatible with Sennheiser HD525 HD545 HD565 HD580 HD600 HD650 Headphones