Quality balanced stock cable designed for the Sennheiser HD 650 headphones hand-terminated with an excellent Neutrik 4-Pin XLR by Corpse Cable in Bozeman, Montana. Our in-house cable specialist starts with the "stock" HD 650 cable and re-terminates it with a 4-pin XLR for use with balanced headphone amps. This modified cable also works with the Sennheiser HD 600, HD 660 S, HD 580 and Massdrop