1781:0a9b — raphnet.net DB9Joy
Multiple Vendors
- Vendor ID
- 1781
- Product ID
- 0a9b
- Combined
- 1781:0a9b
- Decimal
- 6017:2715
What is this device?
This is the USB identifier for a raphnet.net DB9Joy manufactured by Multiple Vendors. The vendor ID 1781 is registered to Multiple Vendors with the USB Implementers Forum, and 0a9b is the product ID that Multiple Vendors assigned to this particular model. When you run lsusb on Linux, this device appears as 1781:0a9b Multiple Vendors raphnet.net DB9Joy.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 1781:0a9b Multiple Vendors raphnet.net DB9Joy
You can filter directly with lsusb -d 1781:0a9b, or get the full descriptor dump with lsusb -v -d 1781:0a9b. Kernel messages from dmesg show the same pair as idVendor=1781, idProduct=0a9b.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_1781&PID_0A9B USB\VID_1781&PID_0A9B&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1781&PID_0A9B"
macOS
$ system_profiler SPUSBDataType
raphnet.net DB9Joy:
Product ID: 0x0a9b
Vendor ID: 0x1781 (Multiple Vendors)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:
1781 Multiple Vendors 0a9b raphnet.net DB9Joy