-bindsym $mod+Left exec xbacklight -dec 5
-bindsym $mod+Down exec amixer set Master 5- && kill -n 10 `pidof i3status`
-bindsym $mod+Up exec amixer set Master 5+ && kill -n 10 `pidof i3status`
-bindsym $mod+Right exec xbacklight -inc 5
+bindsym XF86MonBrightnessUp exec xbacklight -inc 5
+bindsym XF86MonBrightnessDown exec xbacklight -dec 5
+bindsym XF86AudioMute exec pactl set-sink-mute @DEFAULT_SINK@ toggle
+bindsym XF86AudioLowerVolume exec pactl set-sink-volume @DEFAULT_SINK@ -5%
+bindsym XF86AudioRaiseVolume exec pactl set-sink-volume @DEFAULT_SINK@ +5%