Replacement Audio upgrade Cable Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, HD565, HD545, HD535, HD525, HD265, Massdrop HD6XX headphones This cable is made with the Superb Premium Wire. Independent Shield among L, R . Soft enough and comfortable, the inside wire is OFC wire . length:120cm/4ft, package include:1*replacement cable(the headphone is not included) Its jack is 3.5mm Male and 6.35mm adapter to the jack Compatible with Sennheiser HD650, HD600, HD580, HD660S, Massdrop HD6XX Headphones It is Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, HD565, HD545, HD535, HD525, HD265, Massdrop HD6XX headphones Replacement Audio upgrade Cable Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, HD565, HD545, HD535, HD525, HD265,Massdrop HD6XX headphones