Como configurar o MouseButton4 no TeamSpeak

Question

Existe uma maneira de configurar o Button4 / 5 para push-to-talk no TeamSpeak?

Por exemplo: no Firefox eu posso desfazer e encaminhar, mas O TeamSpeak não reconhece cliques.

Estou usando o Arch Linux e meu mouse é SteelSeries Rival.

EDITAR:

[malloc@arch ~]$ xinput
⎡ Virtual core pointer                      id=2    [master pointer  (3)]
⎜   ↳ Virtual core XTEST pointer                id=4    [slave  pointer  (2)]
⎜   ↳ SteelSeries Rival Gaming Mouse            id=11   [slave  pointer  (2)]
⎜   ↳ SteelSeries Rival Gaming Mouse            id=13   [slave  pointer  (2)]
⎜   ↳ AlpsPS/2 ALPS DualPoint TouchPad          id=15   [slave  pointer  (2)]
⎜   ↳ DualPoint Stick                           id=16   [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)]
    ↳ Laptop_Integrated_Webcam_HD               id=10   [slave  keyboard (3)]
    ↳ SteelSeries Rival Gaming Mouse            id=12   [slave  keyboard (3)]
    ↳ AT Translated Set 2 keyboard              id=14   [slave  keyboard (3)]
    ↳ Dell WMI hotkeys                          id=17   [slave  keyboard (3)]
[malloc@arch ~]$ xinput get-button-map 11
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 
[malloc@arch ~]$ xinput get-button-map 13
1 2 3 4 5 6 7