09-input.conf

Section "InputDevice"
    Identifier  "keyboard_Desktop"
    Driver      "evdev"
    Option      "Device"        "/dev/input/by-id/usb-Microsoft_Microsoft_Wireless_Optical_Desktop®_2.10-event-kbd"
EndSection

Section "InputDevice"
    Identifier  "mouse_Desktop"
    Driver      "evdev"
    Option      "GrabDevice"    "on"
    Option      "Device"        "/dev/input/by-id/usb-Microsoft_Microsoft_Wireless_Optical_Desktop®_2.10-event-mouse"
EndSection

Section "InputDevice"
    Identifier  "keyboard_Media"
    Driver      "evdev"
    Option      "Device"        "/dev/input/by-id/usb-BTC_USB_Multimedia_Cordless_Kit-event-kbd"
EndSection

Section "InputDevice"
    Identifier  "mouse_Media"
    Driver      "evdev"
    Option      "GrabDevice"    "on"
    Option      "Device"        "/dev/input/by-id/usb-Lite-On_Technology_Corp._USB_Mouse-event-mouse"
EndSection