I have a mint condition PW Audio 1950 Cable 4 Wired - 2 pin connector with 4.4mm balanced plug if you are interested. I am the second owner. The original owner purchased the cable from US resller (MusicTek) on Sep 2019. I can provide the invoice upon request.
I also have an excellent condition Audio 64 U18T Demo for sale. Please check the headphone classified.
Price includes shipping within the CONUS and PayPal fee. Please let me know if you have any questions. Thanks for looking.