If you have a Android smartphone with desktop mode support like Samsung DeX or Huawei Emui you can connect them with single USB-C to a Touchscreen Portable Monitor, (mostly 15.6 inch some may up to 17.3 inch)
Sorry the Video in the link removed.
https://community.roonlabs.com/t/turning-galaxy-s8-s9-note8-9-into-gigantic-roon-remote/53211