# 201804221942 djm-450のudevログ

#linux #soft #usb

```
KERNEL[513625.384614] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3 (usb)
ACTION=add
BUSNUM=001
DEVNAME=/dev/bus/usb/001/021
DEVNUM=021
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3
DEVTYPE=usb_device
MAJOR=189
MINOR=20
PRODUCT=2b73/13/103
SEQNUM=2990
SUBSYSTEM=usb
TYPE=0/0/0

KERNEL[513625.384732] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.0 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.0
DEVTYPE=usb_interface
INTERFACE=255/0/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00icFFisc00ip00in00
PRODUCT=2b73/13/103
SEQNUM=2991
SUBSYSTEM=usb
TYPE=0/0/0

KERNEL[513625.384804] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1
DEVTYPE=usb_interface
INTERFACE=1/1/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc01ip00in01
PRODUCT=2b73/13/103
SEQNUM=2992
SUBSYSTEM=usb
TYPE=0/0/0

KERNEL[513625.385076] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1 (sound)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1
SEQNUM=2993
SUBSYSTEM=sound

KERNEL[513625.386770] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/controlC1 (sound)
ACTION=add
DEVNAME=/dev/snd/controlC1
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/controlC1
MAJOR=116
MINOR=8
SEQNUM=2994
SUBSYSTEM=sound

KERNEL[513625.386842] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midiC1D0 (sound)
ACTION=add
DEVNAME=/dev/snd/midiC1D0
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midiC1D0
MAJOR=116
MINOR=9
SEQNUM=2995
SUBSYSTEM=sound

KERNEL[513625.386914] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midi1 (sound)
ACTION=add
DEVNAME=/dev/midi1
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midi1
MAJOR=14
MINOR=18
SEQNUM=2996
SUBSYSTEM=sound

KERNEL[513625.387025] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/dmmidi1 (sound)
ACTION=add
DEVNAME=/dev/dmmidi1
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/dmmidi1
MAJOR=14
MINOR=25
SEQNUM=2997
SUBSYSTEM=sound

KERNEL[513625.387098] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0 (snd_seq)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0
SEQNUM=2998
SUBSYSTEM=snd_seq

KERNEL[513625.387151] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0 (snd_seq)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0
DRIVER=snd_seq_midi
SEQNUM=2999
SUBSYSTEM=snd_seq

KERNEL[513625.387238] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1 (usb)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1
DEVTYPE=usb_interface
DRIVER=snd-usb-audio
INTERFACE=1/1/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc01ip00in01
PRODUCT=2b73/13/103
SEQNUM=3000
SUBSYSTEM=usb
TYPE=0/0/0

KERNEL[513625.387362] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2
DEVTYPE=usb_interface
DRIVER=snd-usb-audio
INTERFACE=1/3/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc03ip00in02
PRODUCT=2b73/13/103
SEQNUM=3001
SUBSYSTEM=usb
TYPE=0/0/0

KERNEL[513625.387483] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2 (usb)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2
DEVTYPE=usb_interface
DRIVER=snd-usb-audio
INTERFACE=1/3/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc03ip00in02
PRODUCT=2b73/13/103
SEQNUM=3002
SUBSYSTEM=usb
TYPE=0/0/0

KERNEL[513625.387608] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3 (usb)
ACTION=bind
BUSNUM=001
DEVNAME=/dev/bus/usb/001/021
DEVNUM=021
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3
DEVTYPE=usb_device
DRIVER=usb
MAJOR=189
MINOR=20
PRODUCT=2b73/13/103
SEQNUM=3003
SUBSYSTEM=usb
TYPE=0/0/0

UDEV  [513625.406495] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3 (usb)
ACTION=add
BUSNUM=001
DEVNAME=/dev/bus/usb/001/021
DEVNUM=021
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3
DEVTYPE=usb_device
DRIVER=usb
ID_BUS=usb
ID_MODEL=DJM-450
ID_MODEL_ENC=DJM-450
ID_MODEL_ID=0013
ID_REVISION=0103
ID_SERIAL=Pioneer_DJ_Corporation_DJM-450_RAMP000902JP
ID_SERIAL_SHORT=RAMP000902JP
ID_USB_INTERFACES=:ff0000:010100:010300:
ID_VENDOR=Pioneer_DJ_Corporation
ID_VENDOR_ENC=Pioneer\x20DJ\x20Corporation
ID_VENDOR_ID=2b73
MAJOR=189
MINOR=20
PRODUCT=2b73/13/103
SEQNUM=2990
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=513625392472

UDEV  [513625.408997] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.0 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.0
DEVTYPE=usb_interface
INTERFACE=255/0/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00icFFisc00ip00in00
PRODUCT=2b73/13/103
SEQNUM=2991
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=513625408741
adb_user=yes

UDEV  [513625.410391] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2
DEVTYPE=usb_interface
DRIVER=snd-usb-audio
INTERFACE=1/3/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc03ip00in02
PRODUCT=2b73/13/103
SEQNUM=3001
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=513625410116
adb_user=yes

UDEV  [513625.410760] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1
DEVTYPE=usb_interface
DRIVER=snd-usb-audio
INTERFACE=1/1/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc01ip00in01
PRODUCT=2b73/13/103
SEQNUM=2992
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=513625410309
adb_user=yes

UDEV  [513625.411983] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1 (sound)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1
ID_FOR_SEAT=sound-pci-0000_00_1a_0-usb-0_1_2_4_4_3_1_1
ID_PATH=pci-0000:00:1a.0-usb-0:1.2.4.4.3:1.1
ID_PATH_TAG=pci-0000_00_1a_0-usb-0_1_2_4_4_3_1_1
SEQNUM=2993
SUBSYSTEM=sound
SYSTEMD_WANTS=sound.target
TAGS=:seat:systemd:
USEC_INITIALIZED=513625411843

UDEV  [513625.412162] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2 (usb)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.2
DEVTYPE=usb_interface
DRIVER=snd-usb-audio
INTERFACE=1/3/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc03ip00in02
PRODUCT=2b73/13/103
SEQNUM=3002
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=513625410116
adb_user=yes

KERNEL[513625.413569] change   /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1 (sound)
ACTION=change
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1
SEQNUM=3004
SUBSYSTEM=sound
SYNTH_UUID=0

UDEV  [513625.414090] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midiC1D0 (sound)
ACTION=add
DEVNAME=/dev/snd/midiC1D0
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midiC1D0
MAJOR=116
MINOR=9
SEQNUM=2995
SUBSYSTEM=sound
TAGS=:uaccess:
USEC_INITIALIZED=513625413917

UDEV  [513625.415254] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0 (snd_seq)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0
DRIVER=snd_seq_midi
SEQNUM=2998
SUBSYSTEM=snd_seq
USEC_INITIALIZED=513625415197

UDEV  [513625.415426] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/dmmidi1 (sound)
ACTION=add
DEVNAME=/dev/dmmidi1
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/dmmidi1
MAJOR=14
MINOR=25
SEQNUM=2997
SUBSYSTEM=sound
TAGS=:uaccess:
USEC_INITIALIZED=513625415261

UDEV  [513625.415587] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midi1 (sound)
ACTION=add
DEVNAME=/dev/midi1
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/midi1
MAJOR=14
MINOR=18
SEQNUM=2996
SUBSYSTEM=sound
TAGS=:uaccess:
USEC_INITIALIZED=513625415369

UDEV  [513625.416940] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0 (snd_seq)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/seq-midi-1-0
DRIVER=snd_seq_midi
SEQNUM=2999
SUBSYSTEM=snd_seq
USEC_INITIALIZED=513625416894

UDEV  [513625.417756] add      /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/controlC1 (sound)
ACTION=add
DEVLINKS=/dev/snd/by-path/pci-0000:00:1a.0-usb-0:1.2.4.4.3:1.1 /dev/snd/by-id/usb-Pioneer_DJ_Corporation_DJM-450_RAMP000902JP-01
DEVNAME=/dev/snd/controlC1
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1/controlC1
ID_BUS=usb
ID_MODEL=DJM-450
ID_MODEL_ENC=DJM-450
ID_MODEL_ID=0013
ID_PATH=pci-0000:00:1a.0-usb-0:1.2.4.4.3:1.1
ID_PATH_TAG=pci-0000_00_1a_0-usb-0_1_2_4_4_3_1_1
ID_REVISION=0103
ID_SERIAL=Pioneer_DJ_Corporation_DJM-450_RAMP000902JP
ID_SERIAL_SHORT=RAMP000902JP
ID_TYPE=audio
ID_USB_DRIVER=snd-usb-audio
ID_USB_INTERFACES=:ff0000:010100:010300:
ID_USB_INTERFACE_NUM=01
ID_VENDOR=Pioneer_DJ_Corporation
ID_VENDOR_ENC=Pioneer\x20DJ\x20Corporation
ID_VENDOR_ID=2b73
MAJOR=116
MINOR=8
SEQNUM=2994
SUBSYSTEM=sound
TAGS=:uaccess:
USEC_INITIALIZED=513625413826

UDEV  [513625.419410] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1 (usb)
ACTION=bind
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1
DEVTYPE=usb_interface
DRIVER=snd-usb-audio
INTERFACE=1/1/0
MODALIAS=usb:v2B73p0013d0103dc00dsc00dp00ic01isc01ip00in01
PRODUCT=2b73/13/103
SEQNUM=3000
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=513625410309
adb_user=yes

UDEV  [513625.421091] bind     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3 (usb)
ACTION=bind
BUSNUM=001
DEVNAME=/dev/bus/usb/001/021
DEVNUM=021
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3
DEVTYPE=usb_device
DRIVER=usb
ID_BUS=usb
ID_MODEL=DJM-450
ID_MODEL_ENC=DJM-450
ID_MODEL_ID=0013
ID_REVISION=0103
ID_SERIAL=Pioneer_DJ_Corporation_DJM-450_RAMP000902JP
ID_SERIAL_SHORT=RAMP000902JP
ID_USB_INTERFACES=:ff0000:010100:010300:
ID_VENDOR=Pioneer_DJ_Corporation
ID_VENDOR_ENC=Pioneer\x20DJ\x20Corporation
ID_VENDOR_ID=2b73
MAJOR=189
MINOR=20
PRODUCT=2b73/13/103
SEQNUM=3003
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=513625392472

UDEV  [513625.422586] change   /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1 (sound)
ACTION=change
DEVPATH=/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4.4/1-1.2.4.4.3/1-1.2.4.4.3:1.1/sound/card1
ID_BUS=usb
ID_FOR_SEAT=sound-pci-0000_00_1a_0-usb-0_1_2_4_4_3_1_1
ID_ID=usb-Pioneer_DJ_Corporation_DJM-450_RAMP000902JP-01
ID_MODEL=DJM-450
ID_MODEL_ENC=DJM-450
ID_MODEL_ID=0013
ID_PATH=pci-0000:00:1a.0-usb-0:1.2.4.4.3:1.1
ID_PATH_TAG=pci-0000_00_1a_0-usb-0_1_2_4_4_3_1_1
ID_REVISION=0103
ID_SERIAL=Pioneer_DJ_Corporation_DJM-450_RAMP000902JP
ID_SERIAL_SHORT=RAMP000902JP
ID_TYPE=audio
ID_USB_DRIVER=snd-usb-audio
ID_USB_INTERFACES=:ff0000:010100:010300:
ID_USB_INTERFACE_NUM=01
ID_VENDOR=Pioneer_DJ_Corporation
ID_VENDOR_ENC=Pioneer\x20DJ\x20Corporation
ID_VENDOR_ID=2b73
SEQNUM=3004
SOUND_INITIALIZED=1
SUBSYSTEM=sound
SYNTH_UUID=0
SYSTEMD_WANTS=sound.target
TAGS=:seat:systemd:
USEC_INITIALIZED=513625411843
```