4.4mm to 4.4mm Cable by iFi audio - An audiophile grade interconnect for your balanced components.
Amazon.com: NewFantasia 4.4mm Balanced Male to 3.5mm 1/8" TRS Stereo Male Audio Cable Compatible with Sony WM1A, NW-WM1Z, PHA-2A, ZX300A and for Home Stereos, Car Stereos, Speaker : Electronics
iFi Audio balanced 4.4mm to XLR jack stereo audio cable