The MScreen ultra-wide portable screen has launched via a Kickstarter crowdfunding campaign. The gadget has a 32:9 aspect ratio and a 1920 x 770 HD resolution. You can connect to the device via HDMI and USB ports. The MScreen is available in 8.8-in Mini and 14.1-in Standard models.https://www.notebookcheck.net/MScreen-ultra-wide-portable-screen-with-32-9-aspect-ratio-is-crowdfunding-on-Kickstarter.636067.0.html
Resolution should be x550, not x770
$234 gets you the 8 inch and the 14 inch together