This product is either discontinued or we cannot get that from suppliers.
Ergotron 750-AAVX Dell Active Pen, 557w, Wireless - BT 4.0, Black, Pressure sensitivity, white LED indicator, O/S Windows 8.1, Windows 10.
The Dell 750-AAVX PN557W is an active/stylus pen that is compatible to use for Dell touchscreen or 2-in-1 laptops. It comes with built-in Wacom feel IT technologies, which is capable to draw each stroke naturally with 2048 levels of pressure sensitivity..