04a7:0321 — OneTouch 8100 EPP/USB Scanner
Visioneer
- Vendor ID
- 04a7
- Product ID
- 0321
- Combined
- 04a7:0321
- Decimal
- 1191:801
What is this device?
This is the USB identifier for a OneTouch 8100 EPP/USB Scanner manufactured by Visioneer. The vendor ID 04a7 is registered to Visioneer with the USB Implementers Forum, and 0321 is the product ID that Visioneer assigned to this particular model. When you run lsusb on Linux, this device appears as 04a7:0321 Visioneer OneTouch 8100 EPP/USB Scanner.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 04a7:0321 Visioneer OneTouch 8100 EPP/USB Scanner
You can filter directly with lsusb -d 04a7:0321, or get the full descriptor dump with lsusb -v -d 04a7:0321. Kernel messages from dmesg show the same pair as idVendor=04a7, idProduct=0321.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_04A7&PID_0321 USB\VID_04A7&PID_0321&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04A7&PID_0321"
macOS
$ system_profiler SPUSBDataType
OneTouch 8100 EPP/USB Scanner:
Product ID: 0x0321
Vendor ID: 0x04a7 (Visioneer)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:
04a7 Visioneer 0321 OneTouch 8100 EPP/USB Scanner