There seems to have been some speculation as to whether or not Yamaha's 'New' keyboard, the PSR SX-900 (due out in October 2019) is real or not. Well, it is showing up as a *NEW* product on Yamaha UK's own website under "Arranger Workstations", here:
Do a right-click to open this up in a New Tab
https://uk.yamaha.com/en/products/musical_instruments/keyboards/arranger_workstations/psr-sx900/index.html
They also mention the PSR SX-700. The image below is from the official Yamaha UK website:
Here are a couple of DEMOS you can listen to:
Demo Yamaha PSR SX-900
PSR-SX900 - CHORD LOOPER: Get inspiration with different Styles
Like that! Would suit me down to the ground as I would then have two hands free to do other things.
There are more DEMO videos of these keyboards here:
Do a right-click to open this up in a New Tab
https://www.youtube.com/user/yamahacorporation/videos
Hugh