I solved how to use a USB C Hub with power pass-through as well as how to use any hdmi device on any Onyx Tablet : r/Onyx_Boox
Amazon.com: BoxWave Cable Compatible with Onyx Boox Darwin 9 - SmartDisplay Cable - USB Type-C to HDMI (6 ft), USB C/HDMI Cable for Onyx Boox Darwin 9 - Jet Black : Electronics
Tek Styz HDMI 4k Adapter Kit Compatible with Onyx BOOX Max 3 at Digital Full 60Hz with 6 Foot Cable! : Electronics - Amazon.com
BOOX Mira and Mira Pro E Ink Monitors – The Official BOOX Store
Boox Max3 - Secondary Monitor Demo - YouTube
The ONYX BOOX Note Air: Android 10.0 on an E-Ink Tablet : dylanbeattie.net
HDMI Cable for Onyx Boox Max Lumi and Max 3 - Good e-Reader
Amazon.com: Volt Plus Tech HDMI 4K USB-C Kit Works for Onyx BOOX Nova Pro Professional Adapter with Digital Full 2160p, 60Hz Output! : Electronics
Onyx Boox Max3 as an E Ink Monitor Review (Video) | The eBook Reader Blog
Boox Mira 13.3" 4:3 Portable Multi-Touch E-Ink Monitor OPC0836R
Boox USB C Hub | OTG/TF/SD Smart Card Reader – The Official BOOX Store
Amazon.com: Tek Styz HDMI 4k Adapter Kit Compatible with Onyx BOOX Max 3 at Digital Full 60Hz with 6 Foot Cable! : Electronics
ONYX BOOX Max2 is the "world's first" dual mode eInk tablet w/ HDMI input
Boox USB C Hub | OTG/TF/SD Smart Card Reader – The Official BOOX Store
Onyx Boox Mira Pro – 25 inch E INK Monitor - Good e-Reader
Amazon.com: Tek Styz HDMI 4k Adapter Kit Compatible with Onyx BOOX Max 3 at Digital Full 60Hz with 6 Foot Cable! : Electronics
Amazon.com: Tek Styz PRO USB-C HDMI Works for Onyx BOOX Max 3 at 4k with Power Port, 6ft Cable at Full 2160p@60Hz, 6Ft/2M Cable [Gray/Thunderbolt 3 Compatible] : Electronics