xinput device listing 4/22/2018

 xinput
⎡ Virtual core pointer                          id=2    [master pointer  (3)]
⎜   ↳ Virtual core XTEST pointer                id=4    [slave  pointer  (2)]
⎜   ↳ dakai PS/2+USB Keyboard                   id=12   [slave  pointer  (2)]
⎜   ↳ USB OPTICAL MOUSE                         id=10   [slave  pointer  (2)]
⎜   ↳ USB OPTICAL MOUSE                         id=14   [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)]
    ↳ Video Bus                                 id=8    [slave  keyboard (3)]
    ↳ Power Button                              id=9    [slave  keyboard (3)]
    ↳ dakai PS/2+USB Keyboard                   id=13   [slave  keyboard (3)]
    ↳ dakai PS/2+USB Keyboard                   id=15   [slave  keyboard (3)]
    ↳ USB OPTICAL MOUSE                         id=11   [slave  keyboard (3)]