# evtest
No device specified, trying to scan all of /dev/input/event*
Available devices:
/dev/input/event0:	ckb1: Corsair STRAFE RGB Gaming Keyboard
/dev/input/event1:	Logitech Gaming Mouse G502
/dev/input/event10:	HDA Intel PCH Line Out CLFE
/dev/input/event11:	HDA Intel PCH Line Out Side
/dev/input/event12:	HDA Intel PCH Front Headphone
/dev/input/event13:	Logitech Logitech G933 Gaming Wireless Headset
/dev/input/event14:	HD Pro Webcam C920
/dev/input/event15:	HDA NVidia HDMI
/dev/input/event16:	HDA NVidia HDMI
/dev/input/event17:	ckb1: Corsair STRAFE RGB Gaming Keyboard
/dev/input/event18:	Logitech Logitech G933 Gaming Wireless Headset
/dev/input/event2:	Logitech Gaming Mouse G502
/dev/input/event3:	Power Button
/dev/input/event4:	Power Button
/dev/input/event5:	HDA Intel PCH Front Mic
/dev/input/event6:	HDA Intel PCH Rear Mic
/dev/input/event7:	HDA Intel PCH Line
/dev/input/event8:	HDA Intel PCH Line Out Front
/dev/input/event9:	HDA Intel PCH Line Out Surround
Select the device event number [0-18]: 13
Input driver version is 1.0.1
Input device ID: bus 0x3 vendor 0x46d product 0xa5b version 0x111
Input device name: "Logitech Logitech G933 Gaming Wireless Headset"
Supported events:
  Event type 0 (EV_SYN)
  Event type 1 (EV_KEY)
    Event code 114 (KEY_VOLUMEDOWN)
    Event code 115 (KEY_VOLUMEUP)
    Event code 248 (?)
  Event type 3 (EV_ABS)
    Event code 40 (ABS_MISC)
      Value      0
      Min        0
      Max      255
    Event code 41 (?)
      Value      1
      Min        0
      Max      255
    Event code 42 (?)
      Value      0
      Min        0
      Max      255
    Event code 43 (?)
      Value      0
      Min        0
      Max      255
    Event code 44 (?)
      Value      0
      Min        0
      Max      255
    Event code 45 (?)
      Value      0
      Min        0
      Max      255
    Event code 46 (?)
      Value      0
      Min        0
      Max      255
    Event code 47 (ABS_MT_SLOT)
      Value      0
      Min        0
      Max      255
    Event code 48 (ABS_MT_TOUCH_MAJOR)
      Value      0
      Min        0
      Max      255
    Event code 49 (ABS_MT_TOUCH_MINOR)
      Value      0
      Min        0
      Max      255
    Event code 50 (ABS_MT_WIDTH_MAJOR)
      Value      0
      Min        0
      Max      255
    Event code 51 (ABS_MT_WIDTH_MINOR)
      Value      0
      Min        0
      Max      255
    Event code 52 (ABS_MT_ORIENTATION)
      Value      0
      Min        0
      Max      255
    Event code 53 (ABS_MT_POSITION_X)
      Value      0
      Min        0
      Max      255
    Event code 54 (ABS_MT_POSITION_Y)
      Value      0
      Min        0
      Max      255
    Event code 55 (ABS_MT_TOOL_TYPE)
      Value      0
      Min        0
      Max      255
    Event code 56 (ABS_MT_BLOB_ID)
      Value      0
      Min        0
      Max      255
    Event code 57 (ABS_MT_TRACKING_ID)
      Value      0
      Min        0
      Max      255
    Event code 58 (ABS_MT_PRESSURE)
      Value      0
      Min        0
      Max      255
    Event code 59 (?)
      Value      0
      Min        0
      Max    65535
    Event code 60 (?)
      Value      0
      Min        0
      Max      255
    Event code 61 (?)
      Value      0
      Min        0
      Max      255
    Event code 62 (?)
      Value      0
      Min        0
      Max      255
    Event code 63 (?)
      Value      0
      Min        0
      Max      255
  Event type 4 (EV_MSC)
    Event code 4 (MSC_SCAN)
Properties:
Testing ... (interrupt to exit)
^C