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About this gear
This replacement cable is tailored for Sennheiser's popular HD600/650/6XX series headphones, incorporating Hart Audio's modular connector system. It allows owners of these classic headphones to easily switch between different amplifiers and sources without cable limitations. The handmade construction aims to preserve the natural, warm character these Sennheiser models are known for.
About Hart Audio Cables

American custom cable manufacturer based in the USA, specialising in handmade interconnects and headphone cables with modular connector systems. Hart Audio Cables' Interconnect (IC) system lets users swap between 4-pin XLR, 6.35mm, 4.4mm balanced, and 3.5mm terminations with a single cable — solving...
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