Learnt a new command today to checkout the list of all the installed devices on the Ubuntu
xinput list
| Virtual core pointer | id=2 [master pointer (3)] |
| ⎜ ↳ Virtual core XTEST pointer | id=4 [slave pointer (2)] |
| ⎜ ↳ PS/2 Generic Mouse | id=13 [slave pointer (2)] |
| ⎣ Virtual core keyboard | id=3 [master keyboard (2)] |
| ↳ Virtual core XTEST keyboard | id=5 [slave keyboard (3)] |
| ↳ Power Button | id=6 [slave keyboard (3)] |
| ↳ Video Bus | id=7 [slave keyboard (3)] |
| ↳ Power Button | id=8 [slave keyboard (3)] |
| ↳ Sleep Button | id=9 [slave keyboard (3)] |
| ↳ HD WebCam | id=11 [slave keyboard (3)] |
| ↳ AT Translated Set 2 keyboard | id=12 [slave keyboard (3)] |
| ↳ Acer WMI hotkeys | id=14 [slave keyboard (3)] |
Checking out list of Input Devices on X Server