Amazon.com: Smays ATH-M50x Cable, Coiled AUX Cord Replacement for Audio-Technica ATH-M40x, ATH-M70x Headphone with 1/4 inch Adapter, 4ft to 10ft : Electronics
Amazon.com: Linkidea Replacement Audio Cable Compatible with Audio-Technica ATH-M70x ATH-M60x ATH-M50x ATH-M50 ATH-M40x ATH-M40, 2.5mm TRRS to TRS Aux Cord (5.6 ft/1.7 m) : Electronics
Amazon.com: Audio-Technica HP-SC Replacement Cable for M-Series Headphones,Black : Electronics