0833:039f — KeikaiDenwa 8

This is the USB identifier for a KeikaiDenwa 8 manufactured by Sourcenext Corp.. The vendor ID 0833 is registered to Sourcenext Corp. with the USB Implementers Forum, and 039f is the product ID that Sourcenext Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 0833:039f Sourcenext Corp. KeikaiDenwa 8.

Linux

$ lsusb
Bus 001 Device 004: ID 0833:039f Sourcenext Corp. KeikaiDenwa 8

You can filter directly with lsusb -d 0833:039f, or get the full descriptor dump with lsusb -v -d 0833:039f. Kernel messages from dmesg show the same pair as idVendor=0833, idProduct=039f.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_0833&PID_039F
USB\VID_0833&PID_039F&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0833&PID_039F"

macOS

$ system_profiler SPUSBDataType
    KeikaiDenwa 8:
      Product ID: 0x039f
      Vendor ID: 0x0833  (Sourcenext Corp.)

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.

The exact lines this page is generated from, in the upstream source file:

0833  Sourcenext Corp.
	039f  KeikaiDenwa 8

• 0833:012e KeikaiDenwa 8 with charger

See all 2 devices from Sourcenext Corp. →