USB Type C 3.1 PD to 5.5mm Barrel Jack Cable - 20V 5A Output [1.2m long with E-Mark] : ID 5452 : $7.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Kabel Adapter USB-C 3.1 Typ C do HDMI 4K Mhl 200cm / Huby i Adaptery USB-C / Zenwire.eu
USB 3.1 vs. USB Type-C vs. USB 3.0 What's the difference?