0de7:0191 — U401 Interface card
USBmicro
- Vendor ID
- 0de7
- Product ID
- 0191
- Combined
- 0de7:0191
- Decimal
- 3559:401
What is this device?
This is the USB identifier for a U401 Interface card manufactured by USBmicro. The vendor ID 0de7 is registered to USBmicro with the USB Implementers Forum, and 0191 is the product ID that USBmicro assigned to this particular model. When you run lsusb on Linux, this device appears as 0de7:0191 USBmicro U401 Interface card.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 0de7:0191 USBmicro U401 Interface card
You can filter directly with lsusb -d 0de7:0191, or get the full descriptor dump with lsusb -v -d 0de7:0191. Kernel messages from dmesg show the same pair as idVendor=0de7, idProduct=0191.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_0DE7&PID_0191 USB\VID_0DE7&PID_0191&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0DE7&PID_0191"
macOS
$ system_profiler SPUSBDataType
U401 Interface card:
Product ID: 0x0191
Vendor ID: 0x0de7 (USBmicro)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:
0de7 USBmicro 0191 U401 Interface card