121f:0021 — VisionX Page Scanner Extension
Panini S.p.A.
- Vendor ID
- 121f
- Product ID
- 0021
- Combined
- 121f:0021
- Decimal
- 4639:33
What is this device?
This is the USB identifier for a VisionX Page Scanner Extension manufactured by Panini S.p.A.. The vendor ID 121f is registered to Panini S.p.A. with the USB Implementers Forum, and 0021 is the product ID that Panini S.p.A. assigned to this particular model. When you run lsusb on Linux, this device appears as 121f:0021 Panini S.p.A. VisionX Page Scanner Extension.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 121f:0021 Panini S.p.A. VisionX Page Scanner Extension
You can filter directly with lsusb -d 121f:0021, or get the full descriptor dump with lsusb -v -d 121f:0021. Kernel messages from dmesg show the same pair as idVendor=121f, idProduct=0021.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_121F&PID_0021 USB\VID_121F&PID_0021&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_121F&PID_0021"
macOS
$ system_profiler SPUSBDataType
VisionX Page Scanner Extension:
Product ID: 0x0021
Vendor ID: 0x121f (Panini S.p.A.)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:
121f Panini S.p.A. 0021 VisionX Page Scanner Extension