19ff:0238 — DX-WRM1401 Mouse
Dynex
- Vendor ID
- 19ff
- Product ID
- 0238
- Combined
- 19ff:0238
- Decimal
- 6655:568
What is this device?
This is the USB identifier for a DX-WRM1401 Mouse manufactured by Dynex. The vendor ID 19ff is registered to Dynex with the USB Implementers Forum, and 0238 is the product ID that Dynex assigned to this particular model. When you run lsusb on Linux, this device appears as 19ff:0238 Dynex DX-WRM1401 Mouse.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 19ff:0238 Dynex DX-WRM1401 Mouse
You can filter directly with lsusb -d 19ff:0238, or get the full descriptor dump with lsusb -v -d 19ff:0238. Kernel messages from dmesg show the same pair as idVendor=19ff, idProduct=0238.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_19FF&PID_0238 USB\VID_19FF&PID_0238&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_19FF&PID_0238"
macOS
$ system_profiler SPUSBDataType
DX-WRM1401 Mouse:
Product ID: 0x0238
Vendor ID: 0x19ff (Dynex)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:
19ff Dynex 0238 DX-WRM1401 Mouse