[Elecraft] Elecraft KX3 to NW DIGITAL DRAWS Hat Cable

I would like to thank Ray K2ULR and Bill NR4C for responding to my request for assistance.  I found  the cable I need at Ham Made  Parts.73 Sam N5SIB Sent from my Verizon, Samsung Galaxy Tablet __ Elecraft mailing list Home:

[Elecraft] Cable required for KX3 to NW Digital DRAWS Hat connection

I am putting together a portable Elecraft KX3 HF Digital radio station using a Raspberry Pi/NW Digital DRAWS Hat and I need your help with:  1. Determining what plug size/type (3.5mm or 2.5mm/ TRRS or TRRRS or something else) is needed on the cable end that connects to an Elecraft KX3?  2.