New Spring Headphone Cable for AKG K240 K702 Q701 K271 K267 K712 Headset Replacement Audio Wire 6.35 / 3.5mm Male to Mini XLR - Price history & Review | AliExpress Seller -
3.5mm to 3-pin Mini XLR Plug Cable for AKG Q701 702 271 K241 K175 275 K181 K371 - Walmart.com
DIY Audio Electronics from Zynsonix.com: Balancing the AKG K702 Headphone