Shadorne & pbnaudio +1 on Canare Star Quad L-4E6S, unbeatable for the $
As you pointed out Blue Jeans is one source, also Cable Solutions
https://cs1.net/products/canare/L-4E6S_balanced_audio.htm
As you pointed out Blue Jeans is one source, also Cable Solutions
https://cs1.net/products/canare/L-4E6S_balanced_audio.htm