056a:4004 — TPC4004
Wacom Co., Ltd
- Vendor ID
- 056a
- Product ID
- 4004
- Combined
- 056a:4004
- Decimal
- 1386:16388
What is this device?
This is the USB identifier for a TPC4004 manufactured by Wacom Co., Ltd. The vendor ID 056a is registered to Wacom Co., Ltd with the USB Implementers Forum, and 4004 is the product ID that Wacom Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 056a:4004 Wacom Co., Ltd TPC4004.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 056a:4004 Wacom Co., Ltd TPC4004
You can filter directly with lsusb -d 056a:4004, or get the full descriptor dump with lsusb -v -d 056a:4004. Kernel messages from dmesg show the same pair as idVendor=056a, idProduct=4004.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_056A&PID_4004 USB\VID_056A&PID_4004&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_056A&PID_4004"
macOS
$ system_profiler SPUSBDataType
TPC4004:
Product ID: 0x4004
Vendor ID: 0x056a (Wacom Co., Ltd)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
056a Wacom Co., Ltd 4004 TPC4004