I think the Note Air 3 C has the best tactile writing experience

ProtoArc Bluetooth Mechanical Keyboard, MECH K301 Office Keyboard, 75% Tactile Quiet Keyboard with Backlit, Triple-Mode 2.4G/USB-C/Bluetooth, Red Switches for PC Windows 84 Keys

Onyx Boox Note Air Extensive Review – The Best E-Ink Tablet Today

BOOX Tab Ultra C 10.3'' Color ePaper Tablet PC with Limitless Possibilities – The Official BOOX Store

I spent weeks with this $600 e-ink Android tablet — why it's better than your Kindle

I think the Note Air 3 C has the best tactile writing experience out of all Boox devices. : r/Onyx_Boox

Note Air3 C Review: Throw Away Your Notebooks and Get This Instead

Note Air3 C Review: Throw Away Your Notebooks and Get This Instead

The best e-ink tablet I've tested was not made by or ReMarkable

Note Air 3C -- a less glowing review : r/Onyx_Boox

Onyx Boox Note Air 3C review: Filling the void between tablet and e-reader

Boox Note Air3 C E-Ink Tablet Review: Top-tier hardware & software combined with a great writing experience – eWritable