04ca:004f — SK-9020 keyboard
Lite-On Technology Corp.
- Vendor ID
- 04ca
- Product ID
- 004f
- Combined
- 04ca:004f
- Decimal
- 1226:79
What is this device?
This is the USB identifier for a SK-9020 keyboard manufactured by Lite-On Technology Corp.. The vendor ID 04ca is registered to Lite-On Technology Corp. with the USB Implementers Forum, and 004f is the product ID that Lite-On Technology Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 04ca:004f Lite-On Technology Corp. SK-9020 keyboard.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 04ca:004f Lite-On Technology Corp. SK-9020 keyboard
You can filter directly with lsusb -d 04ca:004f, or get the full descriptor dump with lsusb -v -d 04ca:004f. Kernel messages from dmesg show the same pair as idVendor=04ca, idProduct=004f.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_04CA&PID_004F USB\VID_04CA&PID_004F&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04CA&PID_004F"
macOS
$ system_profiler SPUSBDataType
SK-9020 keyboard:
Product ID: 0x004f
Vendor ID: 0x04ca (Lite-On Technology Corp.)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:
04ca Lite-On Technology Corp. 004f SK-9020 keyboard