/usr/share/libwacom/isdv4-50f8.tablet is in libwacom-common 0.29-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | # this is for the Wacom pen + touchscreen as found in the Lenovo Yoga 720 15"
[Device]
Name=Wacom ISDv4 50f8
DeviceMatch=i2c:056a:50f8
Class=ISDV4
Width=14
Height=8
IntegratedIn=Display;System
[Features]
Stylus=true
Touch=true
Buttons=0
|