8 inch PoE industry tablet pc wall mounted (Rockchip3566, 2GB DDR3, 16GB nand flash,Android11.1, quad core, HDMI out, Bluetooth) _ - AliExpress Mobile
How to Connect Tablet to TV using HDMI - Easy & Fun!!! - YouTube
How to use Android tab or phone as an HDMI monitor - YouTube
Lenovo 13" Android Tablet with HDMI input announced- Pricey for primarily DeX-use, but I wish more products had this : r/SamsungDex
Amazon.com: KAMING 2-in-1 USB C Type C/Micro USB Android Phone to TV HDMI Cable, MHL to HDMI Adapter 1080P HD HDTV Mirroring & Charging Cable for All Android Smartphones Tablets to TV/Projector/Monitor,6.6ft :
Amazon.com : CWOWDEFU Tablet 8 Inch Android 11 1080p Full HD Touchscreen Tablets 2.4G/ 5G WiFi 32GB HDMI, GPS, Type C, OTG (Silver) : Electronics
Amazon.com : Fusion5 10.1 Inch Android Tablet PC (Android 10, IPS HD Display, Google Certified, 3GB RAM, 32GB Storage, Bluetooth, Dual-Band WiFi, HDMI, GPS, FM and Quad-Core CPU) : Electronics
Amazon.com : Dragon Touch Notepad K10 Tablet with 32 GB Storage, 10.1 inch Android Tablet, Quad Core Processor, Android 9.0 pie, 1280 x 800 IPS HD Display, Micro HDMI, GPS, FM, 5G WiFi, Silver : Electronics
Android 9.7" Microscope Tablet Camera C-mount with WiFi USB and HDMI output to larger HD monitor A1022