Casio has updated its line of digital pianos with the Privia PX-S1000 and PX-S3000, 2 variants of what the company claims is the "world's slimmest grand piano". The new models use Smart Scaled Hammer Action to replicate the tactile feedback of real grand piano keys. This up-to-date type of digital keyboard also has Bluetooth and an iOS/Android app.
https://www.notebookcheck.net/Casio-has-released-the-world-s-slimmest-digital-grand-piano.401211.0.html