Amazon.com: SlimPort Adapter for LG G Pad 8.3 Tablet, MyDP/Micro-USB to HDMI Adapter Connects Any MyDP Enabled Mobile Device and Play Content to Any HDTV or HDMI Enabled Device, Black : Electronics
Tablet 8 Inch Android 11 Tablet for Kids 32GB ROM Touchscreen Tablet PC, 2.4G / 5G WiFi Tabletas GPS, HDMI - Walmart.com
Connect a Samsung tablet to a monitor via a HDMI cable and the optional HDMI (HDTV) adapters - YouTube
Lenovo 13" Android Tablet with HDMI input announced- Pricey for primarily DeX-use, but I wish more products had this : r/SamsungDex
How to use Android tab or phone as an HDMI monitor - YouTube