HDMI plug on Wacom One Creative cable is *extremely* fragile. Of course it's proprietary. : r/wacom
Wacom 3-in-1 (USB/HDMI/Power) Cable for Cintiq 13HD and Cintiq Companion Products | STJ-A328 Buy, Best Price. Global Shipping.
KFD 12V AC DC Adapter Compatible With Wacom Cintiq 22HD 22 HD 21.5" Graphic Pen Display 22" Tablet DTH-2200 Power Supply,SINPRO SPU65-105 SPU65105 Switching Mode,Lorex 19" 22" LCD Monitor Video System :
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VGA to HDMI adapter for DTK-1651 / DTH-1152 ACK4201301